cve-2020-26414
Vulnerability from cvelistv5
Published
2021-01-15 15:15
Modified
2024-08-04 15:56
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
EPSS score ?
0.28% (0.48256)
Summary
An issue has been discovered in GitLab affecting all versions starting from 12.4. The regex used for package names is written in a way that makes execution time have quadratic growth based on the length of the malicious input string.
References
cve@gitlab.comhttps://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.jsonThird Party Advisory
cve@gitlab.comhttps://gitlab.com/gitlab-org/gitlab/-/issues/270199Broken Link
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.jsonThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab/-/issues/270199Broken Link
Impacted products
Vendor Product Version
GitLab GitLab Version: >=12.4, <13.5.6
Version: >=13.6.0, <13.6.4
Version: >=13.7.0, <13.7.2
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-04T15:56:04.447Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://gitlab.com/gitlab-org/gitlab/-/issues/270199",
               },
               {
                  tags: [
                     "x_refsource_CONFIRM",
                     "x_transferred",
                  ],
                  url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.json",
               },
            ],
            title: "CVE Program Container",
         },
      ],
      cna: {
         affected: [
            {
               product: "GitLab",
               vendor: "GitLab",
               versions: [
                  {
                     status: "affected",
                     version: ">=12.4, <13.5.6",
                  },
                  {
                     status: "affected",
                     version: ">=13.6.0, <13.6.4",
                  },
                  {
                     status: "affected",
                     version: ">=13.7.0, <13.7.2",
                  },
               ],
            },
         ],
         credits: [
            {
               lang: "en",
               value: "This vulnerability has been discovered internally by the GitLab team",
            },
         ],
         descriptions: [
            {
               lang: "en",
               value: "An issue has been discovered in GitLab affecting all versions starting from 12.4. The regex used for package names is written in a way that makes execution time have quadratic growth based on the length of the malicious input string.",
            },
         ],
         metrics: [
            {
               cvssV3_1: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "LOW",
                  baseScore: 4.3,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "LOW",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
                  version: "3.1",
               },
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     description: "Incorrect regular expression in GitLab",
                     lang: "en",
                     type: "text",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2021-01-15T15:15:18",
            orgId: "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
            shortName: "GitLab",
         },
         references: [
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://gitlab.com/gitlab-org/gitlab/-/issues/270199",
            },
            {
               tags: [
                  "x_refsource_CONFIRM",
               ],
               url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.json",
            },
         ],
         x_legacyV4Record: {
            CVE_data_meta: {
               ASSIGNER: "cve@gitlab.com",
               ID: "CVE-2020-26414",
               STATE: "PUBLIC",
            },
            affects: {
               vendor: {
                  vendor_data: [
                     {
                        product: {
                           product_data: [
                              {
                                 product_name: "GitLab",
                                 version: {
                                    version_data: [
                                       {
                                          version_value: ">=12.4, <13.5.6",
                                       },
                                       {
                                          version_value: ">=13.6.0, <13.6.4",
                                       },
                                       {
                                          version_value: ">=13.7.0, <13.7.2",
                                       },
                                    ],
                                 },
                              },
                           ],
                        },
                        vendor_name: "GitLab",
                     },
                  ],
               },
            },
            credit: [
               {
                  lang: "eng",
                  value: "This vulnerability has been discovered internally by the GitLab team",
               },
            ],
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "eng",
                     value: "An issue has been discovered in GitLab affecting all versions starting from 12.4. The regex used for package names is written in a way that makes execution time have quadratic growth based on the length of the malicious input string.",
                  },
               ],
            },
            impact: {
               cvss: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "LOW",
                  baseScore: 4.2,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "LOW",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
                  version: "3.1",
               },
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "eng",
                           value: "Incorrect regular expression in GitLab",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://gitlab.com/gitlab-org/gitlab/-/issues/270199",
                     refsource: "MISC",
                     url: "https://gitlab.com/gitlab-org/gitlab/-/issues/270199",
                  },
                  {
                     name: "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.json",
                     refsource: "CONFIRM",
                     url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.json",
                  },
               ],
            },
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
      assignerShortName: "GitLab",
      cveId: "CVE-2020-26414",
      datePublished: "2021-01-15T15:15:18",
      dateReserved: "2020-10-01T00:00:00",
      dateUpdated: "2024-08-04T15:56:04.447Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2020-26414\",\"sourceIdentifier\":\"cve@gitlab.com\",\"published\":\"2021-01-15T16:15:12.967\",\"lastModified\":\"2024-11-21T05:19:53.510\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An issue has been discovered in GitLab affecting all versions starting from 12.4. The regex used for package names is written in a way that makes execution time have quadratic growth based on the length of the malicious input string.\"},{\"lang\":\"es\",\"value\":\"Se ha detectado un problema en GitLab afectando a todas las versiones desde 12.4.&#xa0;La expresión regular utilizada para los nombres de paquetes está escrita de una manera que hace que el tiempo de ejecución tenga un crecimiento cuadrático en la longitud de la cadena de entrada maliciosa\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"cve@gitlab.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:N/I:N/A:P\",\"baseScore\":4.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"12.4.0\",\"versionEndExcluding\":\"13.5.6\",\"matchCriteriaId\":\"9FE265FB-A11B-4ED8-AE7E-C39C19285DB2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"12.4.0\",\"versionEndExcluding\":\"13.5.6\",\"matchCriteriaId\":\"E4F73C29-33EB-419D-8301-1C4F3CDB05B4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"13.6.0\",\"versionEndExcluding\":\"13.6.4\",\"matchCriteriaId\":\"F36EF782-E1B3-4C84-8EC6-A3A159C3AB02\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"13.6.0\",\"versionEndExcluding\":\"13.6.4\",\"matchCriteriaId\":\"1D008652-E883-44CA-987F-A1B64F1B4349\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"13.7.0\",\"versionEndExcluding\":\"13.7.2\",\"matchCriteriaId\":\"E11B3DE6-9F69-44A1-A8C6-5747F07466AE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"13.7.0\",\"versionEndExcluding\":\"13.7.2\",\"matchCriteriaId\":\"CA1FA034-49A4-49AF-95CC-8447B0F24C89\"}]}]}],\"references\":[{\"url\":\"https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.json\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://gitlab.com/gitlab-org/gitlab/-/issues/270199\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Broken Link\"]},{\"url\":\"https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26414.json\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://gitlab.com/gitlab-org/gitlab/-/issues/270199\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Broken Link\"]}]}}",
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.