gsd-2021-28041
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.
Aliases
Aliases
CVE-2021-28041


To clipboard 

{
   GSD: {
      alias: "CVE-2021-28041",
      description: "ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.",
      id: "GSD-2021-28041",
      references: [
         "https://www.suse.com/security/cve/CVE-2021-28041.html",
         "https://ubuntu.com/security/CVE-2021-28041",
         "https://advisories.mageia.org/CVE-2021-28041.html",
         "https://security.archlinux.org/CVE-2021-28041",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2021-28041",
         ],
         details: "ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.",
         id: "GSD-2021-28041",
         modified: "2023-12-13T01:23:28.946916Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "cve@mitre.org",
            ID: "CVE-2021-28041",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "n/a",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "n/a",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "n/a",
                  },
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         },
         references: {
            reference_data: [
               {
                  name: "https://www.openssh.com/security.html",
                  refsource: "MISC",
                  url: "https://www.openssh.com/security.html",
               },
               {
                  name: "https://www.openwall.com/lists/oss-security/2021/03/03/1",
                  refsource: "MISC",
                  url: "https://www.openwall.com/lists/oss-security/2021/03/03/1",
               },
               {
                  name: "https://github.com/openssh/openssh-portable/commit/e04fd6dde16de1cdc5a4d9946397ff60d96568db",
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                  url: "https://github.com/openssh/openssh-portable/commit/e04fd6dde16de1cdc5a4d9946397ff60d96568db",
               },
               {
                  name: "https://www.openssh.com/txt/release-8.5",
                  refsource: "MISC",
                  url: "https://www.openssh.com/txt/release-8.5",
               },
               {
                  name: "FEDORA-2021-f68a5a75ba",
                  refsource: "FEDORA",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TXST2CML2MWY3PNVUXX7FFJE3ATJMNVZ/",
               },
               {
                  name: "GLSA-202105-35",
                  refsource: "GENTOO",
                  url: "https://security.gentoo.org/glsa/202105-35",
               },
               {
                  name: "FEDORA-2021-1d3698089d",
                  refsource: "FEDORA",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KQWGII3LQR4AOTPPFXGMTYE7UDEWIUKI/",
               },
               {
                  name: "https://www.oracle.com//security-alerts/cpujul2021.html",
                  refsource: "MISC",
                  url: "https://www.oracle.com//security-alerts/cpujul2021.html",
               },
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                  refsource: "CONFIRM",
                  url: "https://security.netapp.com/advisory/ntap-20210416-0002/",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "8.5",
                        versionStartIncluding: "8.2",
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                  operator: "OR",
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                  cpe_match: [
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                     },
                     {
                        cpe23Uri: "cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*",
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                     },
                     {
                        cpe23Uri: "cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*",
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                  operator: "OR",
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                  children: [
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                        cpe_match: [
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                        cpe_match: [
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                           },
                        ],
                        operator: "OR",
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                  ],
                  cpe_match: [],
                  operator: "AND",
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               {
                  children: [
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                        cpe_match: [
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                     },
                     {
                        children: [],
                        cpe_match: [
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                        ],
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                  ],
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                  operator: "AND",
               },
               {
                  children: [],
                  cpe_match: [
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                        cpe_name: [],
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                     },
                     {
                        cpe23Uri: "cpe:2.3:a:oracle:communications_offline_mediation_controller:12.0.0.3.0:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "cve@mitre.org",
               ID: "CVE-2021-28041",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
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                  },
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            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-415",
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               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://github.com/openssh/openssh-portable/commit/e04fd6dde16de1cdc5a4d9946397ff60d96568db",
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                     refsource: "MISC",
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                     url: "https://www.openssh.com/security.html",
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            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "HIGH",
                  accessVector: "NETWORK",
                  authentication: "SINGLE",
                  availabilityImpact: "PARTIAL",
                  baseScore: 4.6,
                  confidentialityImpact: "PARTIAL",
                  integrityImpact: "PARTIAL",
                  vectorString: "AV:N/AC:H/Au:S/C:P/I:P/A:P",
                  version: "2.0",
               },
               exploitabilityScore: 3.9,
               impactScore: 6.4,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: true,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "HIGH",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 7.1,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "HIGH",
                  privilegesRequired: "LOW",
                  scope: "UNCHANGED",
                  userInteraction: "REQUIRED",
                  vectorString: "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
                  version: "3.1",
               },
               exploitabilityScore: 1.2,
               impactScore: 5.9,
            },
         },
         lastModifiedDate: "2022-05-20T20:47Z",
         publishedDate: "2021-03-05T21:15Z",
      },
   },
}


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