CVE-2021-32563
An issue was discovered in Thunar before 4.16.7 and 4.17.x before 4.17.2. When called with a regular file as a command-line argument, it delegates to a different program (based on the file type)
02 Description
An issue was discovered in Thunar before 4.16.7 and 4.17.x before 4.17.2. When called with a regular file as a command-line argument, it delegates to a different program (based on the file type)
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.07% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 87.4% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (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:H/A:H
- 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
- 2021-05-11 00:00Z5 YR AGO
- Last updated
- 2024-08-03 23:25Z2 YR AGO
- Reserved
- 2021-05-11
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-913Improper Control of Dynamically-Managed Code ResourcesClass
- Data version
- 5.1
- Document digest
- c8e9f9e5be2fc8afe2b9f1b13baa665bca05dfd127aa01c6aee29bf0c68bc644
05 Affected products
06 References
- gitlab.xfce.orghttps://gitlab.xfce.org/xfce/thunar/-/commit/9165a61f95e43cc0b5abf9b98eee2818a0191e0b
- gitlab.xfce.orghttps://gitlab.xfce.org/xfce/thunar/-/commit/3b54d9d7dbd7fd16235e2141c43a7f18718f5664
- www.openwall.comhttps://www.openwall.com/lists/oss-security/2021/05/09/2
- gitlab.xfce.orghttps://gitlab.xfce.org/xfce/thunar/-/tags
- www.openwall.com[oss-security] 20210511 Re: Code execution through Thunarhttp://www.openwall.com/lists/oss-security/2021/05/11/3
- gitlab.xfce.orghttps://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d
- www.openwall.com[oss-security] 20230104 Code execution through MIME-type association of Mono interpreter and security expectations of MIME type associationshttp://www.openwall.com/lists/oss-security/2023/01/05/1
- www.openwall.com[oss-security] 20230105 Re: Code execution through MIME-type association of Mono interpreter and security expectations of MIME type associationshttp://www.openwall.com/lists/oss-security/2023/01/05/2
07 Fixed in
Arch Linux
- thunar Fixed in 4.16.7-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- thunar Fixed in 4.16.8-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- thunar Fixed in 4.16.8-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- thunar Fixed in 4.16.8-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- thunar 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
- thunar 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
- thunar No fix yet
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.