GHSA-VH47-792W-24M4

Vulnerability from github – Published: 2022-05-24 17:04 – Updated: 2024-03-21 03:33
VLAI?
Details

In Sudo through 1.8.29, the fact that a user has been blocked (e.g., by using the ! character in the shadow file instead of a password hash) is not considered, allowing an attacker (who has access to a Runas ALL sudoer account) to impersonate any blocked user.

Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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{
  "affected": [],
  "aliases": [
    "CVE-2019-19234"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-12-19T21:15:00Z",
    "severity": "MODERATE"
  },
  "details": "In Sudo through 1.8.29, the fact that a user has been blocked (e.g., by using the ! character in the shadow file instead of a password hash) is not considered, allowing an attacker (who has access to a Runas ALL sudoer account) to impersonate any blocked user.",
  "id": "GHSA-vh47-792w-24m4",
  "modified": "2024-03-21T03:33:48Z",
  "published": "2022-05-24T17:04:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-19234"
    },
    {
      "type": "WEB",
      "url": "https://www.tenable.com/plugins/nessus/132985"
    },
    {
      "type": "WEB",
      "url": "https://www.suse.com/security/cve/CVE-2019-19234"
    },
    {
      "type": "WEB",
      "url": "https://www.sudo.ws/stable.html"
    },
    {
      "type": "WEB",
      "url": "https://www.sudo.ws/devel.html#1.8.30b2"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/bulletinapr2020.html"
    },
    {
      "type": "WEB",
      "url": "https://www.bsi.bund.de/SharedDocs/Warnmeldungen/DE/CB/2019/12/warnmeldung_cb-k20-0001.html"
    },
    {
      "type": "WEB",
      "url": "https://support2.windriver.com/index.php?page=defects\u0026on=view\u0026id=LIN1019-3816"
    },
    {
      "type": "WEB",
      "url": "https://support2.windriver.com/index.php?page=defects\u0026on=view\u0026id=LIN1018-5505"
    },
    {
      "type": "WEB",
      "url": "https://support2.windriver.com/index.php?page=cve\u0026on=view\u0026id=CVE-2019-19234"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20200103-0004"
    },
    {
      "type": "WEB",
      "url": "https://quickview.cloudapps.cisco.com/quickview/bug/CSCvs60748"
    },
    {
      "type": "WEB",
      "url": "https://quickview.cloudapps.cisco.com/quickview/bug/CSCvs58979"
    },
    {
      "type": "WEB",
      "url": "https://quickview.cloudapps.cisco.com/quickview/bug/CSCvs58812"
    },
    {
      "type": "WEB",
      "url": "https://quickview.cloudapps.cisco.com/quickview/bug/CSCvs58772"
    },
    {
      "type": "WEB",
      "url": "https://quickview.cloudapps.cisco.com/quickview/bug/CSCvs58473"
    },
    {
      "type": "WEB",
      "url": "https://quickview.cloudapps.cisco.com/quickview/bug/CSCvs58104"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IY6DZ7WMDKU4ZDML6MJLDAPG42B5WVUC"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I6TKF36KOQUVJNBHSVJFA7BU3CCEYD2F"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/cve-2019-19234"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.