fkie_cve-2023-40593
Vulnerability from fkie_nvd
Published
2023-08-30 17:15
Modified
2024-11-21 08:19
Severity ?
6.3 (Medium) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In Splunk Enterprise versions lower than 9.0.6 and 8.2.12, a malicious actor can send a malformed security assertion markup language (SAML) request to the `/saml/acs` REST endpoint which can cause a denial of service through a crash or hang of the Splunk daemon.
References
prodsec@splunk.comhttps://advisory.splunk.com/advisories/SVD-2023-0802Vendor Advisory
prodsec@splunk.comhttps://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://advisory.splunk.com/advisories/SVD-2023-0802Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/Vendor Advisory
Impacted products
Vendor Product Version
splunk splunk *
splunk splunk *
splunk splunk_cloud_platform *


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*",
                     matchCriteriaId: "21F6F824-393F-424F-85DF-CD3FCB40452F",
                     versionEndExcluding: "8.2.12",
                     versionStartIncluding: "8.2.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*",
                     matchCriteriaId: "74A23E71-6A34-48A5-8087-B626BED870E0",
                     versionEndExcluding: "9.0.6",
                     versionStartIncluding: "9.0.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "A2A0FF7F-1171-42D4-A27B-689541F4BC32",
                     versionEndIncluding: "9.0.2305.100",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "In Splunk Enterprise versions lower than 9.0.6 and 8.2.12, a malicious actor can send a malformed security assertion markup language (SAML) request to the `/saml/acs` REST endpoint which can cause a denial of service through a crash or hang of the Splunk daemon.",
      },
   ],
   id: "CVE-2023-40593",
   lastModified: "2024-11-21T08:19:47.123",
   metrics: {
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "HIGH",
               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 6.3,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "LOW",
               scope: "CHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H",
               version: "3.1",
            },
            exploitabilityScore: 1.8,
            impactScore: 4,
            source: "prodsec@splunk.com",
            type: "Secondary",
         },
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 7.5,
               baseSeverity: "HIGH",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
               version: "3.1",
            },
            exploitabilityScore: 3.9,
            impactScore: 3.6,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2023-08-30T17:15:09.853",
   references: [
      {
         source: "prodsec@splunk.com",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://advisory.splunk.com/advisories/SVD-2023-0802",
      },
      {
         source: "prodsec@splunk.com",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://advisory.splunk.com/advisories/SVD-2023-0802",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/",
      },
   ],
   sourceIdentifier: "prodsec@splunk.com",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-400",
            },
         ],
         source: "prodsec@splunk.com",
         type: "Secondary",
      },
      {
         description: [
            {
               lang: "en",
               value: "NVD-CWE-noinfo",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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