#VU37549 Buffer overflow in UnZip


Published: 2018-02-10 | Updated: 2020-08-08

Vulnerability identifier: #VU37549

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-1000031

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

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

Vendor: Info-ZIP

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

A heap-based buffer overflow exists in Info-Zip UnZip version 6.10c22 that allows an attacker to perform a denial of service or to possibly achieve code execution.

Mitigation
Install update from vendor's website.

Vulnerable software versions

UnZip: 6.10c22


External links
http://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-infozip-unzip/index.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability