Cyber Resilience

CVE-2021-32563

Critical

Published: 11 May 2021

Published
11 May 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0091 76.3th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-32563 is a critical-severity Improper Control of Dynamically-Managed Code Resources (CWE-913) vulnerability in Xfce Thunar. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 23.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

to achieve code execution.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

xfce
thunar
≤ 4.16.7 · 4.17.0 — 4.17.2

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-913

Requiring explicit authorization and ongoing control of mobile code implements proper management of dynamically loaded code resources.

References