CVEs / CVE-2022-30333
CVE-2022-30333: RARLAB UnRAR Directory Traversal Vulnerability
- Known exploited in the CISA KEV catalog since 9 Aug 2022
- high 7.5 CVSS 3.1 (NVD)
- EPSS 99.2% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
RARLAB UnRAR on Linux and UNIX contains a directory traversal vulnerability, allowing an attacker to write to files during an extract (unpack) operation.
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
Exploitation
| In CISA KEV since | 9 Aug 2022 |
|---|---|
| Due date for US federal agencies | 30 Aug 2022 |
| Used in ransomware campaigns | Known |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NScored by NVD |
|---|---|
| Weakness | CWE-22, CWE-59 |
References
- CVE-2022-30333 on NVD
- CVE-2022-30333 in the CISA KEV catalog
- https://www.rarlab.com/rar/rarlinux-x32-612.tar.gz (cited by CISA)
- CVE-2022-30333 on OSV
- http://packetstormsecurity.com/files/167989/Zimbra-UnRAR-Path-Traversal.html Exploit, Third Party Advisory, VDB Entry
- https://blog.sonarsource.com/zimbra-pre-auth-rce-via-unrar-0day/ Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/08/msg00022.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202309-04 Third Party Advisory
- https://www.rarlab.com/rar/rarlinux-x32-612.tar.gz Patch
- https://www.rarlab.com/rar_add.htm Product
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-30333 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.