CVE-2022-30333 (GCVE-0-2022-30333)

Vulnerability from cvelistv5 – Published: 2022-05-09 00:00 – Updated: 2025-10-21 23:15
VLAI CISA KEV KEVintel KEV
Summary
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.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
SSVC
Exploitation: active Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • n/a
  • CWE-59 - Improper Link Resolution Before File Access ('Link Following')
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: e84219f4-2a3a-44ff-80ee-bd035efd3481

Vulnerability ID: CVE-2022-30333

Status: Confirmed

Status Updated: 2022-08-09 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2022-08-09
Asserted: 2022-08-09
Scope
Notes: KEV entry: RARLAB UnRAR Directory Traversal Vulnerability | Affected: RARLAB / UnRAR | Description: RARLAB UnRAR on Linux and UNIX contains a directory traversal vulnerability, allowing an attacker to write to files during an extract (unpack) operation. | Required action: Apply updates per vendor instructions. | Due date: 2022-08-30 | Known ransomware campaign use (KEV): Known | Notes (KEV): Vulnerability updated with version 6.12. Accessing link will download update information: https://www.rarlab.com/rar/rarlinux-x32-612.tar.gz; https://nvd.nist.gov/vuln/detail/CVE-2022-30333
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-22 CWE-59
Feed CISA Known Exploited Vulnerabilities Catalog
Product UnRAR
Due Date 2022-08-30
Date Added 2022-08-09
Vendorproject RARLAB
Vulnerabilityname RARLAB UnRAR Directory Traversal Vulnerability
Knownransomwarecampaignuse Known
References
Created: 2026-02-02 12:27 UTC | Updated: 2026-02-06 07:17 UTC
KEVintel KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 09ce4995-c84b-4d50-8e9d-cc889458d072

Vulnerability ID: CVE-2022-30333

Status: Confirmed

Status Updated: 2022-08-09 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2022-08-09
Asserted: 2022-08-09
Scope
Notes: KEVIntel entry: RARLAB UnRAR before 6.12 on Linux and UNIX allows directory traversal to write to files during an extract (aka unpack) operation, as demonstrated... | Affected: RARLAB / UnRAR | CVSS: 7.5 (HIGH) | Used in malware: yes | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Confirmed Compromise

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title RARLAB UnRAR before 6.12 on Linux and UNIX allows directory traversal to write to files during an extract (aka unpack) operation, as demonstrated...
Vendor RARLAB
Product UnRAR
Added Date 2022-08-09T00:00:00.000Z
Cvss Score 7.5
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware yes
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-06-19 12:47 UTC | Updated: 2026-06-19 12:47 UTC
Show details on NVD website
To clipboard 

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      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.rarlab.com/rar_add.htm\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://www.rarlab.com/rar/rarlinux-x32-612.tar.gz\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://blog.sonarsource.com/zimbra-pre-auth-rce-via-unrar-0day/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/167989/Zimbra-UnRAR-Path-Traversal.html\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2023/08/msg00022.html\", \"name\": \"[debian-lts-announce] 20230817 [SECURITY] [DLA 3534-1] rar security update\", \"tags\": [\"mailing-list\", \"x_transferred\"]}, {\"url\": \"https://security.gentoo.org/glsa/202309-04\", \"name\": \"GLSA-202309-04\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-03T06:48:35.705Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-30333\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-01-29T16:18:17.553759Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2022-08-09\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-30333\"}}}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2022-08-09T00:00:00.000Z\", \"value\": \"CVE-2022-30333 added to CISA KEV\"}], \"references\": [{\"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-30333\", \"tags\": [\"government-resource\"]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-59\", \"description\": \"CWE-59 Improper Link Resolution Before File Access (\u0027Link Following\u0027)\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-22\", \"description\": \"CWE-22 Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-01-29T16:18:10.061Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"n/a\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"references\": [{\"url\": \"https://www.rarlab.com/rar_add.htm\"}, {\"url\": \"https://www.rarlab.com/rar/rarlinux-x32-612.tar.gz\"}, {\"url\": \"https://blog.sonarsource.com/zimbra-pre-auth-rce-via-unrar-0day/\"}, {\"url\": \"http://packetstormsecurity.com/files/167989/Zimbra-UnRAR-Path-Traversal.html\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2023/08/msg00022.html\", \"name\": \"[debian-lts-announce] 20230817 [SECURITY] [DLA 3534-1] rar security update\", \"tags\": [\"mailing-list\"]}, {\"url\": \"https://security.gentoo.org/glsa/202309-04\", \"name\": \"GLSA-202309-04\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"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.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"shortName\": \"mitre\", \"dateUpdated\": \"2023-09-17T06:06:09.291Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-30333\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-21T23:15:40.223Z\", \"dateReserved\": \"2022-05-07T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2022-05-09T00:00:00.000Z\", \"assignerShortName\": \"mitre\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.