#VU57976 Race condition in UnZip - CVE-2005-2475

Vulnerability identifier: #VU57976

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2005-2475

CWE-ID: CWE-362

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 escalate privileges on the system.

The vulnerability exists due to a race condition. A local user can exploit the race, modify permissions of arbitrary files and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

UnZip: 5.52

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External links
https:ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.39/SCOSA-2005.39.txt
https://marc.info/?l=bugtraq&m=112300046224117&w=2
https://secunia.com/advisories/16309
https://secunia.com/advisories/16985
https://secunia.com/advisories/17006
https://secunia.com/advisories/17045
https://secunia.com/advisories/17342
https://secunia.com/advisories/17653
https://secunia.com/advisories/25098
https://securityreason.com/securityalert/32
https://www.debian.org/security/2005/dsa-903
https://www.info-zip.org/FAQ.html
https://www.mandriva.com/security/advisories?name=MDKSA-2005:197
https://www.osvdb.org/18530
https://www.redhat.com/support/errata/RHSA-2007-0203.html
https://www.securityfocus.com/bid/14450
https://www.trustix.org/errata/2005/0053/
https://www.ubuntu.com/usn/usn-191-1
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9975

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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.