CVE-2022-48579
UnRAR before 6.2.3 allows extraction of files outside of the destination folder via symlink chains.
02 Description
UnRAR before 6.2.3 allows extraction of files outside of the destination folder via symlink chains.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.84% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 57.4% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-08-07 00:00Z3 YR AGO
- Last updated
- 2024-10-17 13:57Z2 YR AGO
- Reserved
- 2023-08-07
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-59Improper Link Resolution Before File Access ('Link Following')Base
- Data version
- 5.1
- Document digest
- d8ec2542fbc37b790a6b89a3ad1a0eee965c4202607f471b77bd2e63a6f186b2
05 Affected products
06 References
- github.comhttps://github.com/pmachapman/unrar/commit/2ecab6bb5ac4f3b88f270218445496662020205f#diff-ca3086f578522062d7e390ed2cd7e10f646378a8b8cbf287a6e4db5966df68ee
- lists.debian.org[debian-lts-announce] 20230817 [SECURITY] [DLA 3535-1] unrar-nonfree security updatehttps://lists.debian.org/debian-lts-announce/2023/08/msg00023.html
07 Fixed in
Debian 12
- unrar-nonfree Fixed in 1:6.2.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- unrar-nonfree Fixed in 1:6.2.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- unrar-nonfree Fixed in 1:6.2.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- unrar-nonfree No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- unrar-nonfree No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- unrar-nonfree Fixed in 1:5.6.6-2ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- unrar-nonfree Fixed in 1:6.1.5-1ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.