Authentication bypass in Apache Answer

1) Generation of incorrect security tokens

EUVDB-ID: #VU100905

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-45719

CWE-ID: CWE-1270 - Generation of Incorrect Security Tokens

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to weak authentication token generation. A remote attacker can guess token used by the application and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Answer: 0.2.0 - 1.4.0

CPE2.3

• cpe:2.3:a:apache_foundation:answer:0.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:answer:0.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:answer:0.4.0:*:*:*:*:*:*:*

External links

https://www.openwall.com/lists/oss-security/2024/11/22/1
https://lists.apache.org/thread/sz2d0z39k01nbx3r9pj65t76o1hy9491

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.