Detections
Analytics

avast! Server Edition LHA Archive Extended-header Field Processing Overflow

high Nessus Plugin ID 24281

Synopsis

The remote Windows host contains an application that is affected by a buffer overflow.

Description

The remote host is running avast! Server Edition.

The installed version of avast! Server Edition is reportedly prone to a heap overflow when processing LHA archives with long filename and directory-name extended-header fields. An attacker may be able to exploit this issue to execute arbitrary code on the remote host, likely with LOCAL SYSTEM privileges.

Solution

Upgrade to avast! Server Edition 4.7.660 or later.

See Also

http://www.hustlelabs.com/advisories/04072006_alwil.pdf

http://www.nessus.org/u?21384a15

Plugin Details

Severity: High

ID: 24281

File Name: avast_lha_overflow.nasl

Version: 1.14

Type: local

Agent: windows

Family: Windows

Published: 2/6/2007

Updated: 6/27/2018

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.3

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

Vulnerability Information

Required KB Items: SMB/Registry/Enumerated

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 9/7/2006

Reference Information

CVE: CVE-2006-4626

BID: 19903