Buffer Overflow Affecting squid-sysvinit package, versions <7:3.5.20-17.el7_9.9


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
3.13% (91st percentile)

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  • Snyk IDSNYK-RHEL7-SQUIDSYSVINIT-6038015
  • published27 Oct 2023
  • disclosed19 Oct 2023

Introduced: 19 Oct 2023

CVE-2023-46847  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade RHEL:7 squid-sysvinit to version 7:3.5.20-17.el7_9.9 or higher.
This issue was patched in RHSA-2023:6805.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid-sysvinit package and not the squid-sysvinit package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Squid is vulnerable to a Denial of Service, where a remote attacker can perform buffer overflow attack by writing up to 2 MB of arbitrary data to heap memory when Squid is configured to accept HTTP Digest Authentication.

CVSS Scores

version 3.1