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Vulnerabilities

Vulnerability · CVE-2022-30333

RARLAB UnRAR Directory Traversal Vulnerability

Published May 9, 2022 · catalog updated Oct 2, 2026 · RARLAB UnRAR

Patch now

CVE-2022-30333 is in the CISA known-exploited catalog, due Aug 30, 2022. Confirm RARLAB UnRAR against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
High7.5
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
99.23%
Remediation
Remediation guidance
Affected products
cpe debian/debian linux · cpe rarlab/unrar · vendor RARLAB UnRAR

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe debian/debian linux10.0
  • cpe rarlab/unrarversion unspecified
  • vendor RARLAB UnRARversion unspecified

How to fix CVE-2022-30333

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2022-30333 is in the CISA known-exploited catalog, due Aug 30, 2022. Confirm RARLAB UnRAR against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with debian/debian linux 10.0. Apply updates per vendor instructions.

What should an analyst verify?

CWE-22: Path Traversal; CWE-59: Link Following. EPSS 99.23%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 9, 2022 · Catalog

    Detected

    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.

  2. Aug 9, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Aug 30, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Oct 2, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2022-30333

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

    cisa.gov
  • CVE.orgVulnerability recordCVE-2022-30333

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-30333

    30-day exploitation probability 99.2%

    first.org
  • Metasploit ModulesPublic exploit moduleexploit_linux/fileformat/unrar_cve_2022_30333

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • Metasploit ModulesPublic exploit moduleexploit_linux/http/zimbra_unrar_cve_2022_30333

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/167989/Zimbra-UnRAR-Path-Traversal.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com
  • VulnCheck KEVConfirmed exploitationCVE-2022-30333

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

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.