opensuse-su-2021:0169-1
Vulnerability from csaf_opensuse
Published
2021-01-27 07:24
Modified
2021-01-27 07:24
Summary
Security update for sudo

Notes

Title of the patch
Security update for sudo
Description of the patch
This update for sudo fixes the following issues: - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges [bsc#1181090,CVE-2021-3156] - It was possible for a user to test for the existence of a directory due to a Race Condition in `sudoedit` [bsc#1180684,CVE-2021-23239] - A Possible Symlink Attack vector existed in `sudoedit` if SELinux was running in permissive mode [bsc#1180685, CVE-2021-23240] - It was possible for a User to enable Debug Settings not Intended for them [bsc#1180687] This update was imported from the SUSE:SLE-15:Update update project.
Patchnames
openSUSE-2021-169
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for sudo",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for sudo fixes the following issues:\n\n- A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges \n  [bsc#1181090,CVE-2021-3156]\n- It was possible for a user to test for the existence of a directory due to a Race Condition in `sudoedit`\n  [bsc#1180684,CVE-2021-23239]\n- A Possible Symlink Attack vector existed in `sudoedit` if SELinux was running in permissive mode [bsc#1180685,\n  CVE-2021-23240]\n- It was possible for a User to enable Debug Settings not Intended for them [bsc#1180687]\n\nThis update was imported from the SUSE:SLE-15:Update update project.",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "openSUSE-2021-169",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2021_0169-1.json"
      },
      {
        "category": "self",
        "summary": "URL for openSUSE-SU-2021:0169-1",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/7OQJUG5Z7K425IKZS5GT4KPIBGTT4JMW/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for openSUSE-SU-2021:0169-1",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/7OQJUG5Z7K425IKZS5GT4KPIBGTT4JMW/"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1180684",
        "url": "https://bugzilla.suse.com/1180684"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1180685",
        "url": "https://bugzilla.suse.com/1180685"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1180687",
        "url": "https://bugzilla.suse.com/1180687"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1181090",
        "url": "https://bugzilla.suse.com/1181090"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-23239 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-23239/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-23240 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-23240/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-3156 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-3156/"
      }
    ],
    "title": "Security update for sudo",
    "tracking": {
      "current_release_date": "2021-01-27T07:24:44Z",
      "generator": {
        "date": "2021-01-27T07:24:44Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "openSUSE-SU-2021:0169-1",
      "initial_release_date": "2021-01-27T07:24:44Z",
      "revision_history": [
        {
          "date": "2021-01-27T07:24:44Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "sudo-1.8.22-lp151.5.12.1.i586",
                "product": {
                  "name": "sudo-1.8.22-lp151.5.12.1.i586",
                  "product_id": "sudo-1.8.22-lp151.5.12.1.i586"
                }
              },
              {
                "category": "product_version",
                "name": "sudo-devel-1.8.22-lp151.5.12.1.i586",
                "product": {
                  "name": "sudo-devel-1.8.22-lp151.5.12.1.i586",
                  "product_id": "sudo-devel-1.8.22-lp151.5.12.1.i586"
                }
              },
              {
                "category": "product_version",
                "name": "sudo-test-1.8.22-lp151.5.12.1.i586",
                "product": {
                  "name": "sudo-test-1.8.22-lp151.5.12.1.i586",
                  "product_id": "sudo-test-1.8.22-lp151.5.12.1.i586"
                }
              }
            ],
            "category": "architecture",
            "name": "i586"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "sudo-1.8.22-lp151.5.12.1.x86_64",
                "product": {
                  "name": "sudo-1.8.22-lp151.5.12.1.x86_64",
                  "product_id": "sudo-1.8.22-lp151.5.12.1.x86_64"
                }
              },
              {
                "category": "product_version",
                "name": "sudo-devel-1.8.22-lp151.5.12.1.x86_64",
                "product": {
                  "name": "sudo-devel-1.8.22-lp151.5.12.1.x86_64",
                  "product_id": "sudo-devel-1.8.22-lp151.5.12.1.x86_64"
                }
              },
              {
                "category": "product_version",
                "name": "sudo-test-1.8.22-lp151.5.12.1.x86_64",
                "product": {
                  "name": "sudo-test-1.8.22-lp151.5.12.1.x86_64",
                  "product_id": "sudo-test-1.8.22-lp151.5.12.1.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "openSUSE Leap 15.1",
                "product": {
                  "name": "openSUSE Leap 15.1",
                  "product_id": "openSUSE Leap 15.1",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:opensuse:leap:15.1"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-1.8.22-lp151.5.12.1.i586 as component of openSUSE Leap 15.1",
          "product_id": "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586"
        },
        "product_reference": "sudo-1.8.22-lp151.5.12.1.i586",
        "relates_to_product_reference": "openSUSE Leap 15.1"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-1.8.22-lp151.5.12.1.x86_64 as component of openSUSE Leap 15.1",
          "product_id": "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64"
        },
        "product_reference": "sudo-1.8.22-lp151.5.12.1.x86_64",
        "relates_to_product_reference": "openSUSE Leap 15.1"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-devel-1.8.22-lp151.5.12.1.i586 as component of openSUSE Leap 15.1",
          "product_id": "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586"
        },
        "product_reference": "sudo-devel-1.8.22-lp151.5.12.1.i586",
        "relates_to_product_reference": "openSUSE Leap 15.1"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-devel-1.8.22-lp151.5.12.1.x86_64 as component of openSUSE Leap 15.1",
          "product_id": "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64"
        },
        "product_reference": "sudo-devel-1.8.22-lp151.5.12.1.x86_64",
        "relates_to_product_reference": "openSUSE Leap 15.1"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-test-1.8.22-lp151.5.12.1.i586 as component of openSUSE Leap 15.1",
          "product_id": "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586"
        },
        "product_reference": "sudo-test-1.8.22-lp151.5.12.1.i586",
        "relates_to_product_reference": "openSUSE Leap 15.1"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "sudo-test-1.8.22-lp151.5.12.1.x86_64 as component of openSUSE Leap 15.1",
          "product_id": "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
        },
        "product_reference": "sudo-test-1.8.22-lp151.5.12.1.x86_64",
        "relates_to_product_reference": "openSUSE Leap 15.1"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-23239",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-23239"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "The sudoedit personality of Sudo before 1.9.5 may allow a local unprivileged user to perform arbitrary directory-existence tests by winning a sudo_edit.c race condition in replacing a user-controlled directory by a symlink to an arbitrary path.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
          "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
          "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-23239",
          "url": "https://www.suse.com/security/cve/CVE-2021-23239"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1171722 for CVE-2021-23239",
          "url": "https://bugzilla.suse.com/1171722"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1180684 for CVE-2021-23239",
          "url": "https://bugzilla.suse.com/1180684"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 2.5,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-01-27T07:24:44Z",
          "details": "low"
        }
      ],
      "title": "CVE-2021-23239"
    },
    {
      "cve": "CVE-2021-23240",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-23240"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "selinux_edit_copy_tfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and escalate privileges by replacing a temporary file with a symlink to an arbitrary file target. This affects SELinux RBAC support in permissive mode. Machines without SELinux are not vulnerable.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
          "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
          "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-23240",
          "url": "https://www.suse.com/security/cve/CVE-2021-23240"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1171722 for CVE-2021-23240",
          "url": "https://bugzilla.suse.com/1171722"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1180685 for CVE-2021-23240",
          "url": "https://bugzilla.suse.com/1180685"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-01-27T07:24:44Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-23240"
    },
    {
      "cve": "CVE-2021-3156",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-3156"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via \"sudoedit -s\" and a command-line argument that ends with a single backslash character.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
          "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
          "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
          "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-3156",
          "url": "https://www.suse.com/security/cve/CVE-2021-3156"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1180684 for CVE-2021-3156",
          "url": "https://bugzilla.suse.com/1180684"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1181090 for CVE-2021-3156",
          "url": "https://bugzilla.suse.com/1181090"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1181506 for CVE-2021-3156",
          "url": "https://bugzilla.suse.com/1181506"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1181657 for CVE-2021-3156",
          "url": "https://bugzilla.suse.com/1181657"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1183936 for CVE-2021-3156",
          "url": "https://bugzilla.suse.com/1183936"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1218863 for CVE-2021-3156",
          "url": "https://bugzilla.suse.com/1218863"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1225623 for CVE-2021-3156",
          "url": "https://bugzilla.suse.com/1225623"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-devel-1.8.22-lp151.5.12.1.x86_64",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.i586",
            "openSUSE Leap 15.1:sudo-test-1.8.22-lp151.5.12.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-01-27T07:24:44Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-3156"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.