Vulnerability identifier: #VU95338

Vulnerability risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2001-1268

CWE-ID: CWE-22

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
UnZip
Client/Desktop applications / Software for archiving

Vendor: Info-ZIP

Description

The vulnerability allows a local user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A local user can send a specially crafted HTTP request and to overwrite arbitrary files during archive extraction via a . (dot dot) in an extracted filename.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..

Vulnerable software versions

UnZip: 5.2 - 5.42

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External links
http://online.securityfocus.com/archive/1/196445
http://sunsolve.sun.com/search/document.do?assetkey=1-26-47800-1
http://sunsolve.sun.com/search/document.do?assetkey=1-77-1000928.1-1
http://www.info-zip.org/pub/infozip/UnZip.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.