Session Fixation Vulnerability in Jenkins GitHub Authentication Plugin
CVE-2019-1003019

5.9MEDIUM

Key Information:

Vendor

Jenkins
Status
Jenkins Github Authentication Plugin
Vendor
CVE Published:
6 February 2019

What is CVE-2019-1003019?

A session fixation vulnerability has been identified in the Jenkins GitHub Authentication Plugin, specifically affecting versions 0.29 and earlier. This issue allows an unauthorized attacker to exploit a pre-authentication session, enabling them to impersonate a legitimate user. The vulnerability arises from the insufficient validation of session data in GitHubSecurityRealm.java, which could lead to potential unauthorized access and manipulation of user sessions.

Affected Version(s)

Jenkins GitHub Authentication Plugin 0.29 and earlier

References

https://jenkins.io/security/advisory/2019-01-28/#SECURITY...
x_refsource_CONFIRM

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability Reserved

  • Vulnerability published

.