HIGH KEV Used in ransomware campaigns ⚠
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)
Published Feb 5, 2019 ·Due Aug 15, 2022
7.8
HIGHCVSS 3.1
EPSS 96.00%
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.
Affected products
-
Affected
- All versions prior and including 5.61
Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).
| Vendor | Product | Default status | Versions |
|---|---|---|---|
| Check Point Software Technologies Ltd. | WinRAR | unknown | Affected
|
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (2)
References (10)
- http://packetstormsecurity.com/files/152618/RARLAB-WinRAR-ACE-Format-Input-Validation-Remote-Code-Execution.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- http://www.rapid7.com/db/modules/exploit/windows/fileformat/winrar_ace x_refsource_MISCThird Party Advisory
- http://www.securityfocus.com/bid/106948 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-12813 Advisory
- https://github.com/blau72/CVE-2018-20250-WinRAR-ACE x_refsource_MISCExploitThird Party Advisory
- https://research.checkpoint.com/extracting-code-execution-from-winrar/ x_refsource_MISCExploitPress/Media CoverageThird Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-20250 government-resourceUS Government Resource
- https://www.exploit-db.com/exploits/46552/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/46756/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.win-rar.com/whatsnew.html x_refsource_MISCRelease Notes
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner checkpoint
Published Feb 5, 2019
Updated Aug 13, 2026
Reserved Dec 19, 2018
Link CVE-2018-20250
CISA Vulnrichment
Updated Feb 7, 2025
Red Hat
No data
ENISA EUVD
Assigner checkpoint
Published Feb 5, 2019
Updated Aug 13, 2026
Exploited since Feb 15, 2022
Link EUVD-2018-12813
GitHub
No data