Access Restriction Bypass Affecting spiderlabs/modsecurity package, versions [,2.7.6)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.84% (74th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Access Restriction Bypass vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UNMANAGED-SPIDERLABSMODSECURITY-2364486
  • published26 Jan 2022
  • disclosed15 Apr 2014
  • creditUnknown

Introduced: 15 Apr 2014

CVE-2013-5705  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade spiderlabs/modsecurity to version 2.7.6 or higher.

Overview

Affected versions of this package are vulnerable to Access Restriction Bypass 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.

References

CVSS Base Scores

version 3.1