CVE-2022-30333
Confirmed PUBLISHEDRARLAB UnRAR before 6.12 on Linux and UNIX allows directory traversal to write to files during an extract (aka unpack) operation, as demonstrated...
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
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.
- CVE Published
- May 09, 2022
- Exploitation Reported
- Aug 09, 2022
- CVSS
- 7.5 High
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| n/a |
n/a
|
n/a |
Affected |
CVE References
- GLSA-202309-04 security.gentoo.org · Vendor Advisory https://security.gentoo.org/glsa/202309-04
- [debian-lts-announce] 20230817 [SECURITY] [DLA 3534-1] rar security update lists.debian.org · Mailing List https://lists.debian.org/debian-lts-announce/2023/08/msg00022.html
- rarlab.com/rar_add.htm rarlab.com · CVE Record https://www.rarlab.com/rar_add.htm
- rarlab.com/rar/rarlinux-x32-612.tar.gz rarlab.com · CVE Record https://www.rarlab.com/rar/rarlinux-x32-612.tar.gz
- blog.sonarsource.com/zimbra-pre-auth-rce-via-unrar-0day blog.sonarsource.com · CVE Record https://blog.sonarsource.com/zimbra-pre-auth-rce-via-unrar-0day/
Show 1 more reference
- packetstormsecurity.com/files/167989/Zimbra-UnRAR-Path-Traversal.html packetstormsecurity.com · CVE Record http://packetstormsecurity.com/files/167989/Zimbra-UnRAR-Path-Travers...
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CISA First | 2022-08-09 00:00 UTC |
Scanner Artifacts
Nuclei and Metasploit references linked to this CVE.
| Scanner | Reference | Detected |
|---|---|---|
| Metasploit | https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/zimbra_unrar_cve_2022_30333.rb | Apr 29, 2025 |
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
AV:N/AC:L/Au:N/C:N/I:P/A:N
Exploitation Status
Exploited in the wild
Recorded 2022-08-09 00:00:00 UTC · CISA
Used in malware
Recorded 2026-06-02 14:08:25 UTC · CISA
Proof of concept available
Recorded 2022-07-05 02:35:12 UTC · GitHub
Weaknesses (CWE)
-
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
-
Improper Link Resolution Before File Access ('Link Following')
Scanner Integrations
| Scanner | Reference | Detected |
|---|---|---|
| Metasploit | https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/zimbra_unrar_cve_2022_30333.rb | Apr 29, 2025 |
Potential Proof of Concepts
These PoCs are unverified and could contain malware. Use at your own risk.
github · Created 2022-07-26 13:28:12 UTC · 7 stars
Zimbra unrar vulnerability. Now there are already POC available, it is safe to release our POC.
github · Created 2022-07-22 01:14:29 UTC · 2 stars
github · Created 2022-07-05 02:35:12 UTC · 13 stars
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
14:08 UTC about 2 months ago14:08 UTC · about 2 months ago
First public exploitation report
Exploit observed in malware
-
10:58 UTC about 1 year ago10:58 UTC · about 1 year ago
Metasploit module available
Exploit module available
-
00:00 UTC almost 4 years ago00:00 UTC · almost 4 years ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
02:35 UTC about 4 years ago02:35 UTC · about 4 years ago
Public PoC available
Public proof-of-concept code published
-
00:00 UTC about 4 years ago00:00 UTC · about 4 years ago
CVE published
Vulnerability disclosed publicly
-
00:00 UTC about 4 years ago00:00 UTC · about 4 years ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2022-30333
{
"cve_id": "CVE-2022-30333",
"title": "RARLAB UnRAR before 6.12 on Linux and UNIX allows directory traversal to writ...",
"affected_vendor": "RARLAB",
"affected_product": "UnRAR",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 7.5,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}