gsd-2023-38994
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
The 'check_univention_joinstatus' prometheus monitoring script (and other scripts) in UCS 5.0-5 revealed the LDAP plaintext password of the machine account in the process list allowing attackers with local ssh access to gain higher privileges and perform followup attacks. By default, the configuration of UCS does not allow local ssh access for regular users.
Aliases
Aliases
CVE-2023-38994


To clipboard 

{
  "GSD": {
    "alias": "CVE-2023-38994",
    "id": "GSD-2023-38994"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-38994"
      ],
      "details": "The \u0027check_univention_joinstatus\u0027 prometheus monitoring script (and other scripts) in UCS 5.0-5 revealed the LDAP plaintext password of the machine account in the process list allowing attackers with local ssh access to gain higher privileges and perform followup attacks. By default, the configuration of UCS does not allow local ssh access for regular users.",
      "id": "GSD-2023-38994",
      "modified": "2023-12-13T01:20:35.995830Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2023-38994",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "The \u0027check_univention_joinstatus\u0027 prometheus monitoring script (and other scripts) in UCS 5.0-5 revealed the LDAP plaintext password of the machine account in the process list allowing attackers with local ssh access to gain higher privileges and perform followup attacks. By default, the configuration of UCS does not allow local ssh access for regular users."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AC:L/AV:L/A:N/C:H/I:H/PR:H/S:C/UI:N",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://forge.univention.org/bugzilla/show_bug.cgi?id=56324",
            "refsource": "MISC",
            "url": "https://forge.univention.org/bugzilla/show_bug.cgi?id=56324"
          },
          {
            "name": "https://www.drive-byte.de/en/blog/simple-yet-effective-the-story-of-some-simple-bugs-that-led-to-the-complete-compromise-of-a-network",
            "refsource": "MISC",
            "url": "https://www.drive-byte.de/en/blog/simple-yet-effective-the-story-of-some-simple-bugs-that-led-to-the-complete-compromise-of-a-network"
          },
          {
            "name": "https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0",
            "refsource": "MISC",
            "url": "https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:univention:univention_corporate_server:5.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "87FB6001-5827-44DC-88F1-EB4FE5E3BD34",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "The \u0027check_univention_joinstatus\u0027 prometheus monitoring script (and other scripts) in UCS 5.0-5 revealed the LDAP plaintext password of the machine account in the process list allowing attackers with local ssh access to gain higher privileges and perform followup attacks. By default, the configuration of UCS does not allow local ssh access for regular users."
          },
          {
            "lang": "es",
            "value": "Un problema en Univention UCS v.5.0 permite a un atacante local ejecutar c\u00f3digo arbitrario y obtener privilegios a trav\u00e9s de la funci\u00f3n check_univention_joinstatus."
          }
        ],
        "id": "CVE-2023-38994",
        "lastModified": "2024-01-31T14:48:27.263",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 7.9,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "HIGH",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 1.5,
              "impactScore": 5.8,
              "source": "cve@mitre.org",
              "type": "Secondary"
            }
          ]
        },
        "published": "2023-10-31T12:15:08.683",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Vendor Advisory"
            ],
            "url": "https://forge.univention.org/bugzilla/show_bug.cgi?id=56324"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Vendor Advisory"
            ],
            "url": "https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Exploit",
              "Technical Description",
              "Third Party Advisory"
            ],
            "url": "https://www.drive-byte.de/en/blog/simple-yet-effective-the-story-of-some-simple-bugs-that-led-to-the-complete-compromise-of-a-network"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-668"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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