CVE-2021-21684

Jenkins Git Plugin 4.8.2 and earlier does not escape the Git SHA-1 checksum parameters provided to commit notifications when displaying them in a build cause, resulting in a stored cross-site scripting (XSS) vulnerability.

CVSS v3 6.1 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
http://www.openwall.com/lists/oss-security/2021/10/06/1	Mailing List Third Party Advisory
https://www.jenkins.io/security/advisory/2021-10-06/#SECURITY-2499	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:jenkins:git:*:*:*:*:*:jenkins:*:*

History

No history.

Information

Published : 2021-10-06 23:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-21684

Mitre link : CVE-2021-21684

CVE.ORG link : CVE-2021-21684

JSON object : View

Products Affected

jenkins

git

CWE

CWE-116

Improper Encoding or Escaping of Output

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