CVE-2013-5705

Public Exploit

Description

apache2/modsecurity.c in ModSecurity before 2.7.6 allows remote attackers to bypass rules by using chunked transfer coding with a capitalized Chunked value in the Transfer-Encoding HTTP header.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 0.84% Top 30%

Vendor Advisory debian.org

Affected: n/a n/a

References

Link	Tags
https://github.com/SpiderLabs/ModSecurity/commit/f8d441cd25172fdfe5b613442fedfc0da3cc333d	third party advisory patch
http://www.debian.org/security/2014/dsa-2991	third party advisory vendor advisory
http://martin.swende.se/blog/HTTPChunked.html	third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2013-5705?: CVE-2013-5705 has been scored as a medium severity vulnerability.
How to fix CVE-2013-5705?: To fix CVE-2013-5705, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-5705 being actively exploited in the wild?: It is possible that CVE-2013-5705 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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