fkie_cve-2021-26085
Vulnerability from fkie_nvd
Published
2021-08-03 00:15
Modified
2025-03-13 20:02
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
Affected versions of Atlassian Confluence Server allow remote attackers to view restricted resources via a Pre-Authorization Arbitrary File Read vulnerability in the /s/ endpoint. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.
References
security@atlassian.comhttp://packetstormsecurity.com/files/164401/Atlassian-Confluence-Server-7.5.1-Arbitrary-File-Read.htmlExploit, Third Party Advisory, VDB Entry
security@atlassian.comhttps://jira.atlassian.com/browse/CONFSERVER-67893Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/164401/Atlassian-Confluence-Server-7.5.1-Arbitrary-File-Read.htmlExploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://jira.atlassian.com/browse/CONFSERVER-67893Issue Tracking, Vendor Advisory
Impacted products
Vendor Product Version
atlassian confluence_data_center *
atlassian confluence_data_center *
atlassian confluence_server *
atlassian confluence_server *


To clipboard 

{
   cisaActionDue: "2022-04-18",
   cisaExploitAdd: "2022-03-28",
   cisaRequiredAction: "Apply updates per vendor instructions.",
   cisaVulnerabilityName: "Atlassian Confluence Server Pre-Authorization Arbitrary File Read Vulnerability",
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "83557716-7A48-48D5-85A9-4A29DBF4F511",
                     versionEndExcluding: "7.4.10",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "6A310D77-1FFF-4FFE-AD50-75DFF973EB3F",
                     versionEndExcluding: "7.12.3",
                     versionStartIncluding: "7.5.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "4BA04112-3B97-491B-93E6-80C444274430",
                     versionEndExcluding: "7.4.10",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "B1148DF0-42C0-435F-A6EB-EFA93E10E8D7",
                     versionEndExcluding: "7.12.3",
                     versionStartIncluding: "7.5.0",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "Affected versions of Atlassian Confluence Server allow remote attackers to view restricted resources via a Pre-Authorization Arbitrary File Read vulnerability in the /s/ endpoint. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.",
      },
      {
         lang: "es",
         value: "Las versiones afectadas de Atlassian Confluence Server permiten a los atacantes remotos visualizar recursos restringidos por medio de una vulnerabilidad de lectura arbitraria de archivos de autorización previa en el endpoint /s/. Las versiones afectadas son anteriores a la versión 7.4.10 y desde la versión 7.5.0 anteriores a 7.12.3",
      },
   ],
   id: "CVE-2021-26085",
   lastModified: "2025-03-13T20:02:09.457",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "LOW",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "NONE",
               baseScore: 5,
               confidentialityImpact: "PARTIAL",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:L/Au:N/C:P/I:N/A:N",
               version: "2.0",
            },
            exploitabilityScore: 10,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "NONE",
               baseScore: 5.3,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "LOW",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
               version: "3.1",
            },
            exploitabilityScore: 3.9,
            impactScore: 1.4,
            source: "nvd@nist.gov",
            type: "Primary",
         },
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "NONE",
               baseScore: 5.3,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "LOW",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
               version: "3.1",
            },
            exploitabilityScore: 3.9,
            impactScore: 1.4,
            source: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            type: "Secondary",
         },
      ],
   },
   published: "2021-08-03T00:15:08.557",
   references: [
      {
         source: "security@atlassian.com",
         tags: [
            "Exploit",
            "Third Party Advisory",
            "VDB Entry",
         ],
         url: "http://packetstormsecurity.com/files/164401/Atlassian-Confluence-Server-7.5.1-Arbitrary-File-Read.html",
      },
      {
         source: "security@atlassian.com",
         tags: [
            "Issue Tracking",
            "Vendor Advisory",
         ],
         url: "https://jira.atlassian.com/browse/CONFSERVER-67893",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Third Party Advisory",
            "VDB Entry",
         ],
         url: "http://packetstormsecurity.com/files/164401/Atlassian-Confluence-Server-7.5.1-Arbitrary-File-Read.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Issue Tracking",
            "Vendor Advisory",
         ],
         url: "https://jira.atlassian.com/browse/CONFSERVER-67893",
      },
   ],
   sourceIdentifier: "security@atlassian.com",
   vulnStatus: "Analyzed",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-425",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
      {
         description: [
            {
               lang: "en",
               value: "CWE-425",
            },
         ],
         source: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
         type: "Secondary",
      },
   ],
}


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