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NULL Pointer Dereference Affecting squid-debuginfo package, versions <7:3.5.20-11.35.amzn1

Severity

 Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
12.91% (97th percentile)

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  • Snyk IDSNYK-AMZN201803-SQUIDDEBUGINFO-1715277
  • published27 Sept 2021
  • disclosed9 Feb 2018
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Introduced: 9 Feb 2018

CVE-2018-1000027  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 squid-debuginfo to version 7:3.5.20-11.35.amzn1 or higher.
This issue was patched in ALAS-2018-1081.

NVD Description

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

The Squid Software Foundation Squid HTTP Caching Proxy version prior to version 4.0.23 contains a NULL Pointer Dereference vulnerability in HTTP Response X-Forwarded-For header processing that can result in Denial of Service to all clients of the proxy. This attack appear to be exploitable via Remote HTTP server responding with an X-Forwarded-For header to certain types of HTTP request. This vulnerability appears to have been fixed in 4.0.23 and later.