Improper Input Validation Affecting httpd-devel package, versions <0:2.2.27-1.2.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
26.83% (98th percentile)

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  • Snyk IDSNYK-AMZN201803-HTTPDDEVEL-1674224
  • published27 Sept 2021
  • disclosed18 Mar 2014

Introduced: 18 Mar 2014

CVE-2013-6438  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 httpd-devel to version 0:2.2.27-1.2.amzn1 or higher.
This issue was patched in ALAS-2014-331.

NVD Description

Note: Versions mentioned in the description apply only to the upstream httpd-devel package and not the httpd-devel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

The dav_xml_get_cdata function in main/util.c in the mod_dav module in the Apache HTTP Server before 2.4.8 does not properly remove whitespace characters from CDATA sections, which allows remote attackers to cause a denial of service (daemon crash) via a crafted DAV WRITE request.

References

CVSS Base Scores

version 3.1