CVE-2021-28546

Acrobat Reader DC Missing Support for Integrity Check

CVE-2021-28546 is fixed in Adobe Acrobat Reader DC on 1 platform by Adobe Acrobat Reader DC 21.001.20155 (version 21.001.20155), released April 27, 2021. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.5
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0147
73rd percentile

Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are missing support for an integrity check. An unauthenticated attacker could leverage this vulnerability to modify content in a certified PDF without invalidating the certification. Exploitation of this issue requires user interaction in that a victim must open the tampered file.

Where it's fixed

ProductFixed inFixReleased
Windows apps
Adobe Acrobat Reader DC 21.001.20155 Adobe Acrobat Reader DC 21.001.20155 Apr 27, 2021

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