gsd-2021-33910
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
basic/unit-name.c in systemd prior to 246.15, 247.8, 248.5, and 249.1 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash.
Aliases
Aliases
CVE-2021-33910


To clipboard 

{
   GSD: {
      alias: "CVE-2021-33910",
      description: "basic/unit-name.c in systemd prior to 246.15, 247.8, 248.5, and 249.1 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash.",
      id: "GSD-2021-33910",
      references: [
         "https://www.suse.com/security/cve/CVE-2021-33910.html",
         "https://www.debian.org/security/2021/dsa-4942",
         "https://access.redhat.com/errata/RHSA-2021:2736",
         "https://access.redhat.com/errata/RHSA-2021:2724",
         "https://access.redhat.com/errata/RHSA-2021:2721",
         "https://access.redhat.com/errata/RHSA-2021:2717",
         "https://ubuntu.com/security/CVE-2021-33910",
         "https://advisories.mageia.org/CVE-2021-33910.html",
         "https://security.archlinux.org/CVE-2021-33910",
         "https://linux.oracle.com/cve/CVE-2021-33910.html",
         "https://packetstormsecurity.com/files/cve/CVE-2021-33910",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2021-33910",
         ],
         details: "basic/unit-name.c in systemd prior to 246.15, 247.8, 248.5, and 249.1 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash.",
         id: "GSD-2021-33910",
         modified: "2023-12-13T01:23:18.914611Z",
         schema_version: "1.4.0",
      },
   },
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         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "LOW",
                  accessVector: "LOCAL",
                  authentication: "NONE",
                  availabilityImpact: "COMPLETE",
                  baseScore: 4.9,
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  vectorString: "AV:L/AC:L/Au:N/C:N/I:N/A:C",
                  version: "2.0",
               },
               exploitabilityScore: 3.9,
               impactScore: 6.9,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: false,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "LOCAL",
                  availabilityImpact: "HIGH",
                  baseScore: 5.5,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "LOW",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.1",
               },
               exploitabilityScore: 1.8,
               impactScore: 3.6,
            },
         },
         lastModifiedDate: "2022-06-14T11:15Z",
         publishedDate: "2021-07-20T19:15Z",
      },
   },
}


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