⚠ Actively exploited in ransomware campaigns
This vulnerability is on the CISA Known Exploited Vulnerabilities list and has been used in known ransomware attacks. CISA required action: Apply updates per vendor instructions.. Due date: 2022-08-30.

CVE-2022-30333Path Traversal in Unrar

Severity
7.5HIGHNVD
EPSS
92.8%
top 0.24%
CISA KEV
KEVRansomware
Added 2022-08-09
Due 2022-08-30
Exploit
Exploited in wild
Active exploitation observed
Timeline
PublishedMay 9
KEV addedAug 9
KEV dueAug 30
Latest updateMar 12
CISA Required Action: Apply updates per vendor instructions.

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

NVDrarlab/unrar< 6.12
Debianrarlab/rar< 2:6.20-0.1~deb11u1+3
Ubunturarlab/rar< 2:6.23-1~20.04.1+1

Also affects: Debian Linux 10.0

Patches

🔴Vulnerability Details

7
OSV
unrar-nonfree vulnerabilities2025-03-12
OSV
rar vulnerabilities2025-03-12
OSV
libclamunrar vulnerabilities2024-01-08
GHSA
GHSA-h4mr-p94x-gf79: RARLAB UnRAR before 62022-05-10
CVEList
CVE-2022-30333: RARLAB UnRAR before 62022-05-09

💥Exploits & PoCs

2
Metasploit
UnRAR Path Traversal in Zimbra (CVE-2022-30333)
Metasploit
UnRAR Path Traversal (CVE-2022-30333)

🔍Detection Rules

2
Suricata
ET EXPLOIT Possible Zimbra Arbitrary File Upload (CVE-2022-30333) M12022-10-11
Suricata
ET EXPLOIT Possible Zimbra Arbitrary File Upload (CVE-2022-30333) M22022-10-11

📋Vendor Advisories

5
Ubuntu
UnRAR vulnerabilities2025-03-12
Ubuntu
RAR vulnerabilities2025-03-12
Ubuntu
libclamunrar vulnerabilities2024-01-08
CISA
RARLAB UnRAR Directory Traversal Vulnerability2022-08-09
Debian
CVE-2022-30333: rar - RARLAB UnRAR before 6.12 on Linux and UNIX allows directory traversal to write t...2022
CVE-2022-30333 — Path Traversal in Rarlab Unrar | cvebase