Vulnerability Report

CVE-2005-3263

Title: Stack-based buffer overflow in UNACEV2.DLL for WinRAR

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2005-3263.

CWE Category NVD-CWE-noinfo

Published Date Oct 20, 2005

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 7.5 CVSS v2.0

Exploit Probability (EPSS)

3.69%

Vulnerability Summary

CVE-2005-3263: Stack-based buffer overflow in UNACEV2.DLL for RARLAB WinRAR 2.90 through 3.50 allows remote attackers to execute arbitrary code via an ACE archive containing a file with a long name.

Impacted Vendors

rarlab 1

Reference Links

http://archives.neohapsis.com/archives/fulldisclosure/2005-10/0266.html http://secunia.com/advisories/16973/ http://secunia.com/secunia_research/2005-53/advisory/ http://www.osvdb.org/19915 http://www.rarlabs.com/rarnew.htm http://www.securityfocus.com/bid/15062 http://archives.neohapsis.com/archives/fulldisclosure/2005-10/0266.html http://secunia.com/advisories/16973/ http://secunia.com/secunia_research/2005-53/advisory/ http://www.osvdb.org/19915 http://www.rarlabs.com/rarnew.htm http://www.securityfocus.com/bid/15062

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2005-3263 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 03, 2025 MODIFIED

Vulnerability data or affected products updated.

October 20, 2005 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected Stack

No specific products linked.