CVE-2022-30333
RARLAB UnRAR Directory Traversal Vulnerability
- Critical 9.8
- Exploited: added to CISA KEV 9 Aug 2022
- Used in ransomware campaigns
Description
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.
Key facts
- Published
- 9 May 2022
- Last changed
- 1 Oct 2026
- Assigned by
- mitre
- KEV added
- 9 Aug 2022
- KEV fix due
- 30 Aug 2022
- Used in ransomware
- Yes, according to CISA
- EPSS
- 99.233% likely to be exploited in the next 30 days, higher than 99.937% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: yes; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 9.8CVSS 3.1, Criticalfrom CISA (ADP container)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What to do
- Apply updates per vendor instructions.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a |
|
Timeline
- 9 May 2022 Published
- 9 Aug 2022 Added to the CISA KEV catalogue
Weakness
Practice this bug class
HackZoneLabs has a hands-on lab on Path traversal (CWE-22).