CVE-2021-32563: Critical severity thunar vulnerability

Published 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.

Affected Software

2 affected components
XFCE Thunar<4.16.7
XFCE Thunar>=4.17.0<4.17.2

Event History

May 11, 2021
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
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Frequently Asked Questions

1

What is the CVE ID of this vulnerability?

The CVE ID of this vulnerability is CVE-2021-32563.

2

What is the severity of CVE-2021-32563?

The severity of CVE-2021-32563 is critical with a CVSS score of 9.8.

3

What is the affected software?

The affected software is Thunar versions before 4.16.7 and 4.17.x before 4.17.2.

4

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.

5

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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