Cyber Resilience

CVE-2021-28636

High

Published: 20 August 2021

Published
20 August 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0129 80.1th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-28636 is a high-severity Uncontrolled Search Path Element (CWE-427) vulnerability in Adobe Acrobat Dc. Its CVSS base score is 7.3 (High).

Operationally, ranked in the top 19.9% 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 an Uncontrolled Search Path Element vulnerability. An attacker with access to the victim's C:/ folder could leverage this vulnerability to achieve arbitrary code…

more

execution in the context of the current 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 — 21.005.20054 · 17.011.30059 — 17.011.30197 · 20.001.30005 — 20.004.30005
adobe
acrobat reader dc
15.008.20082 — 21.005.20054 · 17.011.30059 — 17.011.30197 · 20.001.30005 — 20.004.30005

Mitigating Controls

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

References