Path Traversal in Linux Linux_kernel
CVE-2022-30333
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.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.990 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Linux Linux_kernel
- Opengroup Unix
- Rarlab Unrar
- Debian Debian_linux — versions 10.0
- N/a — versions n/a
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- cve@mitre.org (Product)
- cve@mitre.org (Patch)
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2022-30333?
- CVE-2022-30333 is a high-severity vulnerability in Linux Linux_kernel, classified under Path Traversal. CVSS score: 7.5/10. Published 2022-05-09.
- How severe is CVE-2022-30333?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-30333 known to be exploited?
- Yes. CVE-2022-30333 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-08-09), indicating it is being actively exploited. 30 public proof-of-concept repositories are indexed.