Denial of service in Apache Subversion

1) Input validation error

EUVDB-ID: #VU101362

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-2013-1968

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 user-supplied input when handling filenames. 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: 1.6.0 rc4 - 1.7.9

CPE2.3

• cpe:2.3:a:apache_foundation:subversion:1.6.22:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:subversion:1.7.9:*:*:*:*:*:*:*

External links

https://lists.opensuse.org/opensuse-updates/2013-07/msg00015.html
https://mail-archives.apache.org/mod_mbox/subversion-announce/201305.mbox/%3CCADkdwvRK51pQsybfvsAzjxQJrmVpL0fEa1K4WGkUP9Tzz6KFDw%40mail.gmail.com%3E
https://mail-archives.apache.org/mod_mbox/subversion-announce/201305.mbox/%3CCADkdwvTxsMFeHgc8bK2V-2PrSrKoBffTi8%2BxbHA5tocrrewWew%40mail.gmail.com%3E
https://rhn.redhat.com/errata/RHSA-2014-0255.html
https://www.debian.org/security/2013/dsa-2703
https://www.ubuntu.com/usn/USN-1893-1
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18986
https://subversion.apache.org/security/CVE-2013-1968-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.