CVE-2022-30333
HIGH severity · CVSS 7.5 · Path traversal · actively exploited (CISA KEV)
7.5CVSS HIGH exploited ransomware
Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Known use in ransomware campaigns. Added to KEV 2022-08-09. US federal agencies must patch by 2022-08-30.
Summary
RARLAB UnRAR before 6.12 on Linux and UNIX allows directory traversal to write to files during an extract (aka unpack) operation, as demonstrated by creating a ~/.ssh/authorized_keys file. NOTE: WinRAR and Android RAR are unaffected.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)99%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected products we track (3)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Official patch: https://www.rarlab.com/rar/rarlinux-x32-612.tar.gz ↗
Additional information
- NVD record
- https://www.rarlab.com/rar/rarlinux-x32-612.tar.gzPatch
- https://lists.debian.org/debian-lts-announce/2023/08/msg00022.htmlAdvisory
- https://security.gentoo.org/glsa/202309-04Advisory
- https://www.rarlab.com/rar_add.htm
- http://packetstormsecurity.com/files/167989/Zimbra-UnRAR-Path-Traversal.htmlAdvisory
- https://blog.sonarsource.com/zimbra-pre-auth-rce-via-unrar-0day/Advisory