{
  "document": {
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      "text": "Moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "An update for xdg-utils is now available for Red Hat Enterprise Linux 9.\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "The xdg-utils package is a set of simple scripts that provide basic desktop integration functions for any Free Desktop.\n\nSecurity Fix(es):\n\n* xdg-utils: improper parse of mailto URIs allows bypass of Thunderbird security mechanism for attachments (CVE-2022-4055)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
        "title": "Details"
      },
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
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      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2025:7672",
        "url": "https://access.redhat.com/errata/RHSA-2025:7672"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#moderate",
        "url": "https://access.redhat.com/security/updates/classification/#moderate"
      },
      {
        "category": "external",
        "summary": "2143792",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2143792"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_7672.json"
      }
    ],
    "title": "Red Hat Security Advisory: xdg-utils security update",
    "tracking": {
      "current_release_date": "2025-05-15T16:26:48+00:00",
      "generator": {
        "date": "2025-05-15T16:26:48+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.5.1"
        }
      },
      "id": "RHSA-2025:7672",
      "initial_release_date": "2025-05-15T13:05:18+00:00",
      "revision_history": [
        {
          "date": "2025-05-15T13:05:18+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2025-05-15T13:05:18+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
          "date": "2025-05-15T16:26:48+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
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        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux AppStream (v. 9)",
                "product": {
                  "name": "Red Hat Enterprise Linux AppStream (v. 9)",
                  "product_id": "AppStream-9.6.0.Z.MAIN.EUS",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:enterprise_linux:9::appstream"
                  }
                }
              }
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                "name": "xdg-utils-0:1.1.3-13.el9_6.src",
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                    "purl": "pkg:rpm/redhat/xdg-utils@1.1.3-13.el9_6?arch=src"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "src"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "xdg-utils-0:1.1.3-13.el9_6.noarch",
                "product": {
                  "name": "xdg-utils-0:1.1.3-13.el9_6.noarch",
                  "product_id": "xdg-utils-0:1.1.3-13.el9_6.noarch",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xdg-utils@1.1.3-13.el9_6?arch=noarch"
                  }
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            ],
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            "name": "noarch"
          }
        ],
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        "name": "Red Hat"
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    ],
    "relationships": [
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        "full_product_name": {
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          "product_id": "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.noarch"
        },
        "product_reference": "xdg-utils-0:1.1.3-13.el9_6.noarch",
        "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS"
      },
      {
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        "full_product_name": {
          "name": "xdg-utils-0:1.1.3-13.el9_6.src as a component of Red Hat Enterprise Linux AppStream (v. 9)",
          "product_id": "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.src"
        },
        "product_reference": "xdg-utils-0:1.1.3-13.el9_6.src",
        "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS"
      }
    ]
  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "Marco K\u00fchnel"
          ]
        }
      ],
      "cve": "CVE-2022-4055",
      "discovery_date": "2022-09-15T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2143792"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "When xdg-mail is configured to use thunderbird for mailto URLs, improper parsing of the URL can lead to additional headers being passed to thunderbird that should not be included per RFC 2368. An attacker can use this method to create a mailto URL that looks safe to users, but will actually attach files when clicked.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "xdg-utils: improper parse of mailto URIs allows bypass of Thunderbird security mechanism for attachments",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "To exploit this flaw, an attacker would need to convince a user to click on a specially crafted mailto URL. Additionally, the user must have the Thunderbird email client installed and xdg-mail configured to use Thunderbird to handle mailto URLs. Therefore, this vulnerability is rated as moderate rather than important because it requires user interaction and specific system configurations.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.noarch",
          "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.src"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2022-4055"
        },
        {
          "category": "external",
          "summary": "RHBZ#2143792",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2143792"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-4055",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-4055"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-4055",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4055"
        },
        {
          "category": "external",
          "summary": "https://gitlab.freedesktop.org/xdg/xdg-utils/-/issues/205",
          "url": "https://gitlab.freedesktop.org/xdg/xdg-utils/-/issues/205"
        }
      ],
      "release_date": "2022-08-03T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-05-15T13:05:18+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
            "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.noarch",
            "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.src"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2025:7672"
        },
        {
          "category": "workaround",
          "details": "To mitigate this flaw, either:\n1. Do not use mailto links at all\n2. Always double-check in the user interface that there are no unwanted attachments before sending emails; especially when the email originates from clicking a mailto link.",
          "product_ids": [
            "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.noarch",
            "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.src"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N",
            "version": "3.1"
          },
          "products": [
            "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.noarch",
            "AppStream-9.6.0.Z.MAIN.EUS:xdg-utils-0:1.1.3-13.el9_6.src"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "xdg-utils: improper parse of mailto URIs allows bypass of Thunderbird security mechanism for attachments"
    }
  ]
}