CVE-2022-30333

HighActively exploited (CISA KEV)Known to be 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.

SeverityHigh

CVSS7.5

Exploit probability—

Product

RARLAB UnRAR

PublishedMay 9, 2022

First seenMay 9, 2022

Added to KEVAug 9, 2022

Weakness typeCWE-59Improper link resolution CWE-22Path traversal

How to fix

CISA required action

Apply updates per vendor instructions.

CISA due date: Aug 30, 2022

Update

rarlab unrar6.12 or later

Vendor advisories

security.gentoo.org/glsa/202309-04

Affected products

Product	Affected versions	Fixed in
rarlab unrar	v < 6.12	6.12
debian debian_linux	10.0	—

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