Cyber Resilience

CVE-2021-44713

Medium

Published: 14 January 2022

Published
14 January 2022
Modified
21 November 2024
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 0.0050 66.3th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-44713 is a medium-severity Use After Free (CWE-416) vulnerability in Adobe Acrobat Dc. Its CVSS base score is 5.5 (Medium).

Operationally, ranked in the top 33.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a use-after-free vulnerability in the processing of Format event actions that could result in application denial of service. Exploitation of this issue requires…

more

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 — 21.007.20099 · 15.008.20082 — 21.007.20099
adobe
acrobat reader dc
15.008.20082 — 21.007.20099 · 15.008.20082 — 21.007.20099
adobe
acrobat
17.011.30059 — 17.011.30204 · 20.001.30005 — 20.004.30017
adobe
acrobat reader
17.011.30059 — 17.011.30204 · 20.001.30005 — 20.004.30017

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-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References