CVE-2021-32563
First published: Tue May 11 2021(Updated: )
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) without user confirmation. This could be used to achieve code execution.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Thunar | <4.16.7 | |
| Thunar | >=4.17.0<4.17.2 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2021/05/11/3
- http://www.openwall.com/lists/oss-security/2023/01/05/1
- http://www.openwall.com/lists/oss-security/2023/01/05/2
- https://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d
- https://gitlab.xfce.org/xfce/thunar/-/commit/3b54d9d7dbd7fd16235e2141c43a7f18718f5664
- https://gitlab.xfce.org/xfce/thunar/-/commit/9165a61f95e43cc0b5abf9b98eee2818a0191e0b
- https://gitlab.xfce.org/xfce/thunar/-/tags
- https://www.openwall.com/lists/oss-security/2021/05/09/2
Frequently Asked Questions
What is the CVE ID of this vulnerability?
The CVE ID of this vulnerability is CVE-2021-32563.
What is the severity of CVE-2021-32563?
The severity of CVE-2021-32563 is critical with a CVSS score of 9.8.
What is the affected software?
The affected software is Thunar versions before 4.16.7 and 4.17.x before 4.17.2.
How can this vulnerability be exploited?
This vulnerability can be exploited by calling Thunar with a regular file as a command-line argument, which delegates to a different program without user confirmation, potentially leading to code execution.
Are there any references for this vulnerability?
Yes, there are references available for this vulnerability. You can find them at the following links: [Reference 1](http://www.openwall.com/lists/oss-security/2021/05/11/3), [Reference 2](http://www.openwall.com/lists/oss-security/2023/01/05/1), [Reference 3](http://www.openwall.com/lists/oss-security/2023/01/05/2).
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- version/thunar/4.17.0