National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-20250 Detail

Current Description

In WinRAR versions prior to and including 5.61, There is path traversal vulnerability when crafting the filename field of the ACE format (in UNACEV2.dll). When the filename field is manipulated with specific patterns, the destination (extraction) folder is ignored, thus treating the filename as an absolute path.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.8 HIGH
Vector:  CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://packetstormsecurity.com/files/152618/RARLAB-WinRAR-ACE-Format-Input-Validation-Remote-Code-Execution.html Third Party Advisory VDB Entry
http://www.rapid7.com/db/modules/exploit/windows/fileformat/winrar_ace Third Party Advisory
http://www.securityfocus.com/bid/106948 Third Party Advisory VDB Entry
https://github.com/blau72/CVE-2018-20250-WinRAR-ACE Exploit Third Party Advisory
https://research.checkpoint.com/extracting-code-execution-from-winrar/ Exploit Third Party Advisory
https://www.exploit-db.com/exploits/46552/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/46756/ Exploit Third Party Advisory VDB Entry
https://www.win-rar.com/whatsnew.html Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') NIST  
CWE-36 Absolute Path Traversal Check Point Software Technologies Ltd.  

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:rarlab:winrar
     Show Matching CPE(s)
Up to (including)
5.61


Change History

12 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-20250
NVD Published Date:
02/05/2019
NVD Last Modified:
10/09/2019