Improper Input Validation Affecting httpd24-devel package, versions <0:2.4.33-2.78.amzn1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
95.36% (100th percentile)

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  • Snyk IDSNYK-AMZN201803-HTTPD24DEVEL-1712651
  • published27 Sept 2021
  • disclosed26 Mar 2018

Introduced: 26 Mar 2018

CVE-2017-15715  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 httpd24-devel to version 0:2.4.33-2.78.amzn1 or higher.
This issue was patched in ALAS-2018-1004.

NVD Description

Note: Versions mentioned in the description apply only to the upstream httpd24-devel package and not the httpd24-devel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

In Apache httpd 2.4.0 to 2.4.29, the expression specified in <FilesMatch> could match '$' to a newline character in a malicious filename, rather than matching only the end of the filename. This could be exploited in environments where uploads of some files are are externally blocked, but only by matching the trailing portion of the filename.

References