Remote denial of service in Apache Subversion

1) Input validation error

EUVDB-ID: #VU101363

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-46901

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of filenames if serving repositories via mod_dav_svn. A remote attacker can pass specially crafted filename to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Subversion: 1.0 - 1.14.4

CPE2.3

• cpe:2.3:a:apache_foundation:subversion:1.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.14.4:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.4.6:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.5.9:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.6.23:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.7.22:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.8.19:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.9.12:*:*:*:*:*:*:*

External links

https://subversion.apache.org/security/CVE-2024-46901-advisory.txt

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.