Information disclosure in Jenkins GitHub plugin



Published: 2022-07-28
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-36885
CWE-ID CWE-208
Exploitation vector Network
Public exploit N/A
Vulnerable software
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GitHub
Web applications / Modules and components for CMS

Vendor Jenkins

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information Exposure Through Timing Discrepancy

EUVDB-ID: #VU65851

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-36885

CWE-ID: CWE-208 - Information Exposure Through Timing Discrepancy

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the affected plugin does not use a constant-time comparison when checking whether the provided and computed webhook signatures are equal. A remote user can use statistical methods to obtain a valid webhook signature.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GitHub: 0.1 - 1.34.4


CPE2.3 External links

http://www.jenkins.io/security/advisory/2022-07-27/#SECURITY-1849
http://www.openwall.com/lists/oss-security/2022/07/27/1

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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