CVE-2021-40731

moderate-risk
Published 2021-10-15

Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by an out-of-bounds write vulnerability when parsing a crafted JPEG2000 file, which 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?

!
23.7% chance of exploitation in next 30 days
EPSS score — higher than 76% of all CVEs
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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

Adobe

References (2)

Release Notes https://helpx.adobe.com/security/products/acrobat/apsb21-104.html
Release Notes https://helpx.adobe.com/security/products/acrobat/apsb21-104.html
48
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 14/34 · Moderate
Exposure 10/34 · Low