HIGH · 7.8

CVE-2021-40731

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 w...

Vulnerability Description

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.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AdobeAcrobat Dc>= 15.008.20082, <= 21.007.20095
AdobeAcrobat Reader Dc>= 15.008.20082, <= 21.007.20095
MicrosoftWindows-
AppleMacos-
AdobeAcrobat>= 20.001.30005, <= 20.004.30015
AdobeAcrobat Reader>= 20.001.30005, <= 20.004.30015

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-40731?

CVE-2021-40731 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 w...

How severe is CVE-2021-40731?

CVE-2021-40731 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-40731?

Check the references section above for vendor advisories and patch information. Affected products include: Adobe Acrobat Dc, Adobe Acrobat Reader Dc, Microsoft Windows, Apple Macos, Adobe Acrobat.