ghsa-chh6-ppwq-jh92
Vulnerability from github
Published
2024-01-30 23:54
Modified
2024-01-30 23:54
Summary
Improper Preservation of Permissions in etcd
Details

Vulnerability type

Access Controls

Detail

etcd creates certain directory paths (etcd data directory and the directory path when provided to automatically generate self-signed certificates for TLS connections with clients) with restricted access permissions (700) by using the os.MkdirAll. This function does not perform any permission checks when a given directory path exists already.

Specific Go Package Affected

github.com/etcd-io/etcd/pkg/fileutil

Workarounds

Make sure these directories have the desired permit (700).

References

Find out more on this vulnerability in the security audit report

For more information

If you have any questions or comments about this advisory: * Contact the etcd security committee

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/etcd-io/etcd"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.4.0-rc.0"
            },
            {
              "fixed": "3.4.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/etcd-io/etcd"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.3.23"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-15113"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-281"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-01-30T23:54:26Z",
    "nvd_published_at": "2020-08-05T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "### Vulnerability type\nAccess Controls\n\n### Detail\netcd creates certain directory paths (etcd data directory and the directory path when provided to automatically generate self-signed certificates for TLS connections with clients) with restricted access permissions (700) by using the os.MkdirAll. This function does not perform any permission checks when a given directory path exists already.\n### Specific Go Package Affected\ngithub.com/etcd-io/etcd/pkg/fileutil\n### Workarounds\nMake sure these directories have the desired permit (700).\n\n### References\nFind out more on this vulnerability in the [security audit report](https://github.com/etcd-io/etcd/blob/master/security/SECURITY_AUDIT.pdf)\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Contact the [etcd security committee](https://github.com/etcd-io/etcd/blob/master/security/security-release-process.md#product-security-committee-psc)",
  "id": "GHSA-chh6-ppwq-jh92",
  "modified": "2024-01-30T23:54:26Z",
  "published": "2024-01-30T23:54:26Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/etcd-io/etcd/security/advisories/GHSA-chh6-ppwq-jh92"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-15113"
    },
    {
      "type": "WEB",
      "url": "https://github.com/etcd-io/etcd/commit/6be5c54c94298ae6746a574d2af8227d0c9a998b"
    },
    {
      "type": "WEB",
      "url": "https://github.com/etcd-io/etcd/commit/e5424fc474b274c9e6b5205165015bc2035745f2"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L6B6R43Y7M3DCHWK3L3UVGE2K6WWECMP"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Improper Preservation of Permissions in etcd"
}


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