FreeBSD : zlib -- buffer overflow vulnerability (8efe93e2-ee62-11d9-8310-0001020eed82)

high Nessus Plugin ID 21472

Synopsis

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

Description

Problem Description An error in the handling of corrupt compressed data streams can result in a buffer being overflowed. Impact By carefully crafting a corrupt compressed data stream, an attacker can overwrite data structures in a zlib-using application. This may cause the application to halt, causing a denial of service; or it may result in the attacker gaining elevated privileges.

Solution

Update the affected package.

Plugin Details

Severity: High

ID: 21472

File Name: freebsd_pkg_8efe93e2ee6211d983100001020eed82.nasl

Version: 1.13

Type: local

Family: FreeBSD Local Security Checks

Published: 5/13/2006

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

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:zsync, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 7/6/2005

Vulnerability Publication Date: 7/6/2005

Reference Information

CVE: CVE-2005-2096

FreeBSD: SA-05:16.zlib

Detections

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