9.8
CRITICAL
CVE-2021-32563
Thunar Untrusted Command Injection Vulnerability
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) without user confirmation. This could be used to achieve code execution.

INFO

Published Date :

May 11, 2021, 5:15 a.m.

Last Modified :

Feb. 28, 2023, 7 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-32563 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Xfce thunar
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-32563 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-32563 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Feb. 28, 2023

    Action Type Old Value New Value
    Changed Reference Type http://www.openwall.com/lists/oss-security/2023/01/05/1 No Types Assigned http://www.openwall.com/lists/oss-security/2023/01/05/1 Mailing List, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2023/01/05/2 No Types Assigned http://www.openwall.com/lists/oss-security/2023/01/05/2 Mailing List, Third Party Advisory
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d Patch, Third Party Advisory https://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d Patch
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/commit/3b54d9d7dbd7fd16235e2141c43a7f18718f5664 Patch, Third Party Advisory https://gitlab.xfce.org/xfce/thunar/-/commit/3b54d9d7dbd7fd16235e2141c43a7f18718f5664 Patch
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/commit/9165a61f95e43cc0b5abf9b98eee2818a0191e0b Patch, Third Party Advisory https://gitlab.xfce.org/xfce/thunar/-/commit/9165a61f95e43cc0b5abf9b98eee2818a0191e0b Patch
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/tags Release Notes, Third Party Advisory https://gitlab.xfce.org/xfce/thunar/-/tags Release Notes
  • CVE Modified by [email protected]

    Jan. 05, 2023

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2023/01/05/2 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 05, 2023

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2023/01/05/1 [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 20, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.openwall.com/lists/oss-security/2021/05/11/3 No Types Assigned http://www.openwall.com/lists/oss-security/2021/05/11/3 Mailing List, Third Party Advisory
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d No Types Assigned https://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d Patch, Third Party Advisory
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/commit/3b54d9d7dbd7fd16235e2141c43a7f18718f5664 No Types Assigned https://gitlab.xfce.org/xfce/thunar/-/commit/3b54d9d7dbd7fd16235e2141c43a7f18718f5664 Patch, Third Party Advisory
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/commit/9165a61f95e43cc0b5abf9b98eee2818a0191e0b No Types Assigned https://gitlab.xfce.org/xfce/thunar/-/commit/9165a61f95e43cc0b5abf9b98eee2818a0191e0b Patch, Third Party Advisory
    Changed Reference Type https://gitlab.xfce.org/xfce/thunar/-/tags No Types Assigned https://gitlab.xfce.org/xfce/thunar/-/tags Release Notes, Third Party Advisory
    Changed Reference Type https://www.openwall.com/lists/oss-security/2021/05/09/2 No Types Assigned https://www.openwall.com/lists/oss-security/2021/05/09/2 Mailing List, Third Party Advisory
    Added CWE NIST CWE-913
    Added CPE Configuration OR *cpe:2.3:a:xfce:thunar:*:*:*:*:*:*:*:* versions up to (excluding) 4.16.7 *cpe:2.3:a:xfce:thunar:*:*:*:*:*:*:*:* versions from (including) 4.17.0 up to (excluding) 4.17.2
  • CVE Modified by [email protected]

    May. 17, 2021

    Action Type Old Value New Value
    Added Reference https://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d [No Types Assigned]
  • CVE Modified by [email protected]

    May. 11, 2021

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2021/05/11/3 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-32563 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-32563 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.69 }} 0.10%

score

0.78048

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability