CVE-2021-39843
high-risk
Published 2021-09-29
Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Do I need to act?
!
31.3% chance of exploitation in next 30 days
EPSS score — higher than 69% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10
High
LOCAL
/ LOW complexity
Affected Products (4)
Affected Vendors
References (2)
50
/ 100
high-risk
Severity
24/34 · High
Exploitability
16/34 · Moderate
Exposure
10/34 · Low