Cyber Resilience

CVE-2023-21586

Medium

Published: 19 December 2024

Published
19 December 2024
Modified
06 February 2025
KEV Added
Patch
CVSS Score v3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0132 80.3th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-21586 is a medium-severity NULL Pointer Dereference (CWE-476) vulnerability in Microsoft Windows. Its CVSS base score is 5.5 (Medium).

Operationally, ranked in the top 19.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current…

more

user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CWE(s)

Related Threats

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

Affected Assets

adobe
acrobat dc
15.008.20082 — 22.003.20282 · 15.008.20082 — 22.003.20281
adobe
acrobat reader dc
15.008.20082 — 22.003.20282 · 15.008.20082 — 22.003.20281
adobe
acrobat
20.001.30005 — 20.005.30418
adobe
acrobat reader
20.001.30005 — 20.005.30418

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References