fkie_cve-2021-21639
Vulnerability from fkie_nvd
Published
2021-04-07 14:15
Modified
2024-11-21 05:48
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Summary
Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.
References
jenkinsci-cert@googlegroups.comhttp://www.openwall.com/lists/oss-security/2021/04/07/2Mailing List, Third Party Advisory
jenkinsci-cert@googlegroups.comhttps://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2021/04/07/2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721Vendor Advisory
Impacted products
Vendor Product Version
jenkins jenkins *
jenkins jenkins *


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*",
                     matchCriteriaId: "A6C9D710-02B7-4F94-BACA-70D67286F99B",
                     versionEndIncluding: "2.277.1",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*",
                     matchCriteriaId: "11CD124B-104D-48B7-A184-97EFC77893AA",
                     versionEndIncluding: "2.286",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.",
      },
      {
         lang: "es",
         value: "Jenkins versiones 2.286 y anteriores, LTS versiones 2.277.1 y anteriores,  no comprueba el tipo de objeto diseñado después de cargar los datos enviados al endpoint de la API REST \"config.xml\" de un nodo, permitiendo a atacantes con permiso Computer/Configure reemplazar un nodo con uno de un tipo diferente",
      },
   ],
   id: "CVE-2021-21639",
   lastModified: "2024-11-21T05:48:44.890",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "LOW",
               accessVector: "NETWORK",
               authentication: "SINGLE",
               availabilityImpact: "NONE",
               baseScore: 4,
               confidentialityImpact: "NONE",
               integrityImpact: "PARTIAL",
               vectorString: "AV:N/AC:L/Au:S/C:N/I:P/A:N",
               version: "2.0",
            },
            exploitabilityScore: 8,
            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: 4.3,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "LOW",
               privilegesRequired: "LOW",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
               version: "3.1",
            },
            exploitabilityScore: 2.8,
            impactScore: 1.4,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2021-04-07T14:15:16.890",
   references: [
      {
         source: "jenkinsci-cert@googlegroups.com",
         tags: [
            "Mailing List",
            "Third Party Advisory",
         ],
         url: "http://www.openwall.com/lists/oss-security/2021/04/07/2",
      },
      {
         source: "jenkinsci-cert@googlegroups.com",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Mailing List",
            "Third Party Advisory",
         ],
         url: "http://www.openwall.com/lists/oss-security/2021/04/07/2",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721",
      },
   ],
   sourceIdentifier: "jenkinsci-cert@googlegroups.com",
   vulnStatus: "Modified",
}


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