Risk Letters

Exploited vulnerability

CVE-2022-30333

TLP:CLEAR

RARLAB UnRAR Directory Traversal Vulnerability

RARLAB UnRAR on Linux and UNIX contains a directory traversal vulnerability, allowing an attacker to write to files during an extract (unpack) operation.

Facts

  • Vendor: RARLAB
  • Product: UnRAR
  • CVSS: 9.8
  • EPSS (probability of exploitation within 30 days): 99.2 %
  • On CISA's Known Exploited Vulnerabilities list since: 9 August 2022
  • First known exploitation: 9 August 2022
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 30 August 2022
  • Weakness: CWE-22
  • First seen by Risk Letters: 9 August 2022

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD