XML External Entity Vulnerability in Jenkins Performance Plugin
CVE-2021-21701

6.5MEDIUM

Key Information:

Vendor

Jenkins
Status
Jenkins Performance Plugin
Vendor
CVE Published:
12 November 2021

What is CVE-2021-21701?

The Jenkins Performance Plugin versions 3.20 and earlier are vulnerable to XML External Entity (XXE) attacks due to improper configuration of the XML parser. This may allow an attacker to exploit the parser, potentially leading to exposure of sensitive data or a denial of service. It is crucial for users to update to a secure version to mitigate these risks.

Affected Version(s)

Jenkins Performance Plugin <= 3.20

References

https://www.jenkins.io/security/advisory/2021-11-12/#SECU...
x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2021/11/12/1
mailing-listx_refsource_MLIST
https://www.zerodayinitiative.com/advisories/ZDI-21-1313/
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.