CVE-2021-28546

Published: Apr 1, 2021Modified: Jun 17, 2026

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Exploitability: 2.8 / Impact: 3.6

Source: NVD

Description

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.

Affected (6)

Products: Adobe: Acrobat, Acrobat Dc, Acrobat Reader, Acrobat Reader Dc

4 products

Configuration A

6 vulnerable · 2 platform

Vulnerable Software	Affected Versions
Adobe Acrobat	17.011.30059 ≤ version ≤ 17.011.30188
Adobe Acrobat	20.001.30005 ≤ version ≤ 20.001.30018
Adobe Acrobat Dc	15.008.20082 ≤ version ≤ 20.013.20074
Adobe Acrobat Reader	17.011.30059 ≤ version ≤ 17.011.30188
Adobe Acrobat Reader	20.001.30005 ≤ version ≤ 20.001.30018
Adobe Acrobat Reader Dc	15.008.20082 ≤ version ≤ 20.013.20074

Running on/with	Platform Versions
Apple Macos	All versions
Microsoft Windows	All versions

Related CWEs

CWE-353

Missing Support for Integrity Check

The product uses a transmission protocol that does not include a mechanism for verifying the integrity of the data during transmission, such as a checksum.

References (2)

https://helpx.adobe.com/security/products/acrobat/apsb21-09.html

Source: psirt@adobe.com

Vendor Advisory

https://helpx.adobe.com/security/products/acrobat/apsb21-09.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.