Information disclosure in Jenkins Azure AD plugin



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-41935
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Azure AD
Web applications / Modules and components for CMS

Vendor Jenkins

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU80529

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-41935

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

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 expected CSRF protection nonce are equal. A remote attacker can use statistical methods to obtain a valid nonce.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Azure AD: - - 396.v86ce29279947

CPE2.3 External links

https://jenkins.io/security/advisory/2023-09-06/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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