gsd-2021-3560
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Aliases
Aliases
CVE-2021-3560


To clipboard 

{
   GSD: {
      alias: "CVE-2021-3560",
      description: "It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.",
      id: "GSD-2021-3560",
      references: [
         "https://www.suse.com/security/cve/CVE-2021-3560.html",
         "https://access.redhat.com/errata/RHSA-2021:2555",
         "https://access.redhat.com/errata/RHSA-2021:2522",
         "https://access.redhat.com/errata/RHSA-2021:2238",
         "https://access.redhat.com/errata/RHSA-2021:2237",
         "https://access.redhat.com/errata/RHSA-2021:2236",
         "https://ubuntu.com/security/CVE-2021-3560",
         "https://advisories.mageia.org/CVE-2021-3560.html",
         "https://security.archlinux.org/CVE-2021-3560",
         "https://linux.oracle.com/cve/CVE-2021-3560.html",
         "https://packetstormsecurity.com/files/cve/CVE-2021-3560",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2021-3560",
         ],
         details: "It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.",
         id: "GSD-2021-3560",
         modified: "2023-12-13T01:23:34.811778Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
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         CVE_data_meta: {
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            ID: "CVE-2021-3560",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "polkit",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "polkit 0.119",
                                    },
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               },
            ],
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                  name: "https://bugzilla.redhat.com/show_bug.cgi?id=1961710",
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                  refsource: "MISC",
                  url: "http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html",
               },
            ],
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      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
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         cve: {
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               ID: "CVE-2021-3560",
            },
            data_format: "MITRE",
            data_type: "CVE",
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            description: {
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                  {
                     lang: "en",
                     value: "It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-754",
                        },
                     ],
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               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/",
                     refsource: "MISC",
                     tags: [
                        "Exploit",
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                  },
                  {
                     name: "https://bugzilla.redhat.com/show_bug.cgi?id=1961710",
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                     url: "https://bugzilla.redhat.com/show_bug.cgi?id=1961710",
                  },
                  {
                     name: "http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html",
                     refsource: "MISC",
                     tags: [],
                     url: "http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "LOW",
                  accessVector: "LOCAL",
                  authentication: "NONE",
                  availabilityImpact: "COMPLETE",
                  baseScore: 7.2,
                  confidentialityImpact: "COMPLETE",
                  integrityImpact: "COMPLETE",
                  vectorString: "AV:L/AC:L/Au:N/C:C/I:C/A:C",
                  version: "2.0",
               },
               exploitabilityScore: 3.9,
               impactScore: 10,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "HIGH",
               userInteractionRequired: false,
            },
            baseMetricV3: {
               cvssV3: {
                  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,
            },
         },
         lastModifiedDate: "2023-06-12T07:15Z",
         publishedDate: "2022-02-16T19:15Z",
      },
   },
}


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