{
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    "alias": "CVE-2021-28153",
    "description": "An issue was discovered in GNOME GLib before 2.66.8. When g_file_replace() is used with G_FILE_CREATE_REPLACE_DESTINATION to replace a path that is a dangling symlink, it incorrectly also creates the target of the symlink as an empty file, which could conceivably have security relevance if the symlink is attacker-controlled. (If the path is a symlink to a file that already exists, then the contents of that file correctly remain unchanged.)",
    "id": "GSD-2021-28153",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-28153.html",
      "https://access.redhat.com/errata/RHSA-2021:4385",
      "https://ubuntu.com/security/CVE-2021-28153",
      "https://advisories.mageia.org/CVE-2021-28153.html",
      "https://security.archlinux.org/CVE-2021-28153",
      "https://linux.oracle.com/cve/CVE-2021-28153.html",
      "https://access.redhat.com/errata/RHSA-2022:8418"
    ]
  },
  "gsd": {
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      "remediation": "unknown",
      "reportConfidence": "confirmed",
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      "details": "An issue was discovered in GNOME GLib before 2.66.8. When g_file_replace() is used with G_FILE_CREATE_REPLACE_DESTINATION to replace a path that is a dangling symlink, it incorrectly also creates the target of the symlink as an empty file, which could conceivably have security relevance if the symlink is attacker-controlled. (If the path is a symlink to a file that already exists, then the contents of that file correctly remain unchanged.)",
      "id": "GSD-2021-28153",
      "modified": "2023-12-13T01:23:29.546041Z",
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    }
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          "affected_versions": "All versions before 2.66.8",
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          "cwe_ids": [
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            "CWE-937"
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          "date": "2023-02-03",
          "description": "When `g_file_replace()` is used with `G_FILE_CREATE_REPLACE_DESTINATION` to replace a path that is a dangling symlink, it incorrectly also creates the target of the symlink as an empty file, which could conceivably have security relevance if the symlink is attacker-controlled.",
          "fixed_versions": [
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          "not_impacted": "All versions starting from 2.66.8",
          "package_slug": "conan/glib",
          "pubdate": "2021-03-11",
          "solution": "Upgrade to version 2.72.4 or above.",
          "title": "Improper Link Resolution Before File Access",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-28153",
            "https://gitlab.gnome.org/GNOME/glib/-/issues/2325"
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          "uuid": "0555d97c-48a3-4acc-87e7-4d123786145d"
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          "cvssV2": {
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            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
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            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
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      "lastModifiedDate": "2023-02-03T15:02Z",
      "publishedDate": "2021-03-11T22:15Z"
    }
  }
}