CVE-2018-20250

CVSS V2 Medium 6.8 CVSS V3 High 7.8
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.
Overview
  • CVE ID
  • CVE-2018-20250
  • Assigner
  • cve@checkpoint.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-02-05T20:29:00
  • Last Modified Date
  • 2019-10-09T23:39:36
Weakness Enumerations
CWE URL
CWE-22 http://cwe.mitre.org/data/definitions/22.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:rarlab:winrar:*:*:*:*:*:*:*:* 1 OR 5.61
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.win-rar.com/whatsnew.html Vendor Advisory
http://www.securityfocus.com/bid/106948 Third Party Advisory VDB Entry
https://research.checkpoint.com/extracting-code-execution-from-winrar/ Exploit Third Party Advisory
https://github.com/blau72/CVE-2018-20250-WinRAR-ACE Exploit Third Party Advisory
https://www.exploit-db.com/exploits/46552/ Exploit VDB Entry Third Party Advisory
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
https://www.exploit-db.com/exploits/46756/ Exploit VDB Entry Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-20250
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20250
History
Created Old Value New Value Data Type Notes
2022-05-10 17:04:15 Added to TrackCVE
2022-12-03 17:09:09 2019-02-05T20:29Z 2019-02-05T20:29:00 CVE Published Date updated
2022-12-03 17:09:09 2019-10-09T23:39:36 CVE Modified Date updated
2022-12-03 17:09:09 Modified Vulnerability Status updated