Cyber Resilience

CVE-2021-28644

High

Published: 06 September 2023

Published
06 September 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0140 80.8th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-28644 is a high-severity Path Traversal (CWE-22) vulnerability in Adobe Acrobat. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 19.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a Path traversal vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user.…

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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
17.011.30180 — 17.011.30199 · 20.001.30005 — 20.004.30006
adobe
acrobat dc
15.007.20033 — 21.005.20058
adobe
acrobat reader
17.011.30180 — 17.011.30199 · 20.001.30005 — 20.004.30006
adobe
acrobat reader dc
15.007.20033 — 21.005.20058

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-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References