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FreeBSD : squid ACL bypass due to URL decoding bug (705e003a-7f36-11d8-9645-0020ed76ef5a)

high Nessus Plugin ID 38021

Synopsis

The remote FreeBSD host is missing a security-related update.

Description

From the Squid advisory :

Squid versions 2.5.STABLE4 and earlier contain a bug in the '%xx' URL decoding function. It may insert a NUL character into decoded URLs, which may allow users to bypass url_regex ACLs.

Solution

Update the affected package.

See Also

http://www.squid-cache.org/Advisories/SQUID-2004_1.txt

http://www.nessus.org/u?da1c08bc

Plugin Details

Severity: High

ID: 38021

File Name: freebsd_pkg_705e003a7f3611d896450020ed76ef5a.nasl

Version: 1.12

Type: local

Published: 4/23/2009

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.1

CVSS v2

Risk Factor: High

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:squid, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 3/26/2004

Vulnerability Publication Date: 2/29/2004

Reference Information

CVE: CVE-2004-0189