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NULL Pointer Dereference Affecting squid-migration-script package, versions <7:3.5.20-15.el7

Severity

 Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
12.91% (97th percentile)

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  • Snyk IDSNYK-ORACLE7-SQUIDMIGRATIONSCRIPT-2550874
  • published10 Apr 2022
  • disclosed9 Feb 2018
Report a new vulnerability Found a mistake?

Introduced: 9 Feb 2018

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

How to fix?

Upgrade Oracle:7 squid-migration-script to version 7:3.5.20-15.el7 or higher.
This issue was patched in ELSA-2020-1068.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid-migration-script package and not the squid-migration-script package as distributed by Oracle. See How to fix? for Oracle:7 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.