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FreeBSD : clamav -- Multipart Nestings Denial of Service (eb5124a4-8a20-11db-b033-00123ffe8333)

medium Nessus Plugin ID 23853

Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

Secunia reports :

Clam AntiVirus have a vulnerability, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a stack overflow when scanning messages with deeply nested multipart content. This can be exploited to crash the service by sending specially crafted emails to a vulnerable system.

Solution

Update the affected packages.

See Also

http://www.quantenblog.net/security/virus-scanner-bypass

http://www.nessus.org/u?64d445ab

Plugin Details

Severity: Medium

ID: 23853

File Name: freebsd_pkg_eb5124a48a2011dbb03300123ffe8333.nasl

Version: 1.14

Type: local

Published: 12/14/2006

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:clamav, p-cpe:/a:freebsd:freebsd:clamav-devel, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 12/12/2006

Vulnerability Publication Date: 12/6/2006

Reference Information

CVE: CVE-2006-6481

Secunia: 23347