CVE-2004-1027: Medium severity Arj Software Inc. Unarj vulnerability

Published Nov 16, 2004

Updated

Directory traversal vulnerability in the -x (extract) command line option in unarj allows remote attackers to overwrite arbitrary files via an arj archive with filenames that contain .. (dot dot) sequences.

Affected Software

10 affected components

Arj Software Inc. Unarj=2.62

Arj Software Inc. Unarj=2.63_a

Arj Software Inc. Unarj=2.64

Arj Software Inc. Unarj=2.65

Gentoo Linux

Arjsoftware Unarj=2.62

Arjsoftware Unarj=2.63-a

Arjsoftware Unarj=2.64

Arjsoftware Unarj=2.65

Debian Debian Linux=3.0

Remediation

Patch Available

http://www.securityfocus.com/bid/11436

Event History

Nov 16, 2004

CVE Published

via MITRE·10:00 AM

Data Sourced

via MITRE·10:00 AM

Description

Frequently Asked Questions

What is the severity of CVE-2004-1027?

CVE-2004-1027 is classified as a high-severity vulnerability due to the potential for complete file overwriting.

How do I fix CVE-2004-1027?

To fix CVE-2004-1027, update unarj to the latest version that addresses this directory traversal vulnerability.

What type of software is affected by CVE-2004-1027?

CVE-2004-1027 affects the unarj software versions 2.62 to 2.65 and various distributions like Gentoo and Debian.

What attacks can be performed using CVE-2004-1027?

Attackers can exploit CVE-2004-1027 to overwrite arbitrary files on a target system by crafting malicious ARJ archives.

Is CVE-2004-1027 still relevant today?

While CVE-2004-1027 is an older vulnerability, systems still running affected versions of unarj could be at risk if not properly patched.