#VU33147 Buffer overflow in UnZip - CVE-2014-9913

Vulnerability identifier: #VU33147

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2014-9913

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

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

Vendor: Info-ZIP

Description

The vulnerability allows a local non-authenticated attacker to perform service disruption.

Buffer overflow in the list_files function in list.c in Info-Zip UnZip 6.0 allows remote attackers to cause a denial of service (crash) via vectors related to the compression method.

Mitigation
Install update from vendor's website.

Vulnerable software versions

UnZip: 6.0

---

External links
https://www.openwall.com/lists/oss-security/2014/11/03/5
https://www.openwall.com/lists/oss-security/2016/12/05/13
https://www.openwall.com/lists/oss-security/2016/12/05/19
https://www.openwall.com/lists/oss-security/2016/12/05/20
https://www.securityfocus.com/bid/95081
https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1643750

---

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.