Heap-based buffer overflow in Info-ZIP UnZip



Published: 2020-01-31 | Updated: 2020-08-03
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2014-8139
CWE-ID CWE-122
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		UnZip
Client/Desktop applications / Software for archiving

Vendor Info-ZIP

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Heap-based buffer overflow

EUVDB-ID: #VU33144

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2014-8139

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in the CRC32 verification in Info-ZIP UnZip 6.0 and earlier. A remote attacker can use a crafted zip file in the -t command argument to the unzip command. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update to version 6.10b.

Vulnerable software versions

UnZip: 6.0

Fixed software versions

CPE2.3 External links

http://www.ocert.org/advisories/ocert-2014-011.html
http://www.securitytracker.com/id/1031433
http://access.redhat.com/errata/RHSA-2015:0700
http://bugzilla.redhat.com/show_bug.cgi?id=1174844


Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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