Vulnerability-Lookup

GSD-2021-21640

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.

Aliases

CVE-2021-21640

Aliases

CVE-2021-21640

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-21640",
    "description": "Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.",
    "id": "GSD-2021-21640",
    "references": [
      "https://access.redhat.com/errata/RHSA-2021:2437",
      "https://access.redhat.com/errata/RHSA-2021:1551",
      "https://security.archlinux.org/CVE-2021-21640"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-21640"
      ],
      "details": "Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.",
      "id": "GSD-2021-21640",
      "modified": "2023-12-13T01:23:11.328571Z",
      "schema_version": "1.4.0"
    }
  },
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          }
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    "gitlab.com": {
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        {
          "affected_range": "[2.277.1,2.286]",
          "affected_versions": "All versions after 2.277.1 up to 2.286",
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          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "cwe_ids": [
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            "CWE-240",
            "CWE-937"
          ],
          "date": "2021-04-13",
          "description": "Jenkins does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.",
          "fixed_versions": [],
          "identifier": "CVE-2021-21640",
          "identifiers": [
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          ],
          "not_impacted": "",
          "package_slug": "maven/org.jenkins-ci.main/jenkins-core",
          "pubdate": "2021-04-07",
          "solution": "Unfortunately, there is no solution available yet.",
          "title": "Improper Handling of Inconsistent Structural Elements",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-21640",
            "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1871"
          ],
          "uuid": "2827bc7c-4966-41b8-b13a-0e35f33d416c"
        }
      ]
    },
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              },
              {
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              "tags": [
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              ],
              "url": "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1871"
            },
            {
              "name": "[oss-security] 20210407 Multiple vulnerabilities in Jenkins and Jenkins plugins",
              "refsource": "MLIST",
              "tags": [
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                "Third Party Advisory"
              ],
              "url": "http://www.openwall.com/lists/oss-security/2021/04/07/2"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
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            "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
        }
      },
      "lastModifiedDate": "2023-10-25T18:16Z",
      "publishedDate": "2021-04-07T14:15Z"
    }
  }
}

CVE-2021-21640 (GCVE-0-2021-21640)

Vulnerability from cvelistv5 – Published: 2021-04-07 13:50 – Updated: 2024-08-03 18:16

Summary

Severity

No CVSS data available.

Assigner

jenkins mitre root

References

2 references

URL	Tags
https://www.jenkins.io/security/advisory/2021-04-…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2021/04/07/2	mailing-listx_refsource_MLIST

Impacted products

1 product

Vendor	Product	Version
Jenkins project	Jenkins	Affected: unspecified , ≤ 2.286 (custom) Affected: unspecified , ≤ LTS 2.277.1 (custom)

Show details on NVD website

JSON

To clipboard

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          },
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            "url": "http://www.openwall.com/lists/oss-security/2021/04/07/2"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "product": "Jenkins",
          "vendor": "Jenkins project",
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            {
              "lessThanOrEqual": "2.286",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
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              "status": "affected",
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      ],
      "providerMetadata": {
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      },
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          ],
          "url": "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1871"
        },
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          "name": "[oss-security] 20210407 Multiple vulnerabilities in Jenkins and Jenkins plugins",
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            "x_refsource_MLIST"
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          "url": "http://www.openwall.com/lists/oss-security/2021/04/07/2"
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

GSD-2021-21640

CVE-2021-21640 (GCVE-0-2021-21640)

Tags

Sightings

Nomenclature

Related by attack behaviour