CVE-2021-28564

Adobe Acrobat Reader out-of-bounds write vulnerability could lead to arbitrary code execution

HIGH
8.8
CVSS Score
Published: September 2, 2021 at 04:09 PM UTC
Updated: June 17, 2026 at 03:46 AM UTC
3 products affected across 1 vendorAcrobat ReaderAcrobatAcrobat DC· also runs on 2 platforms

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Severity
HIGH8.8
Exploit prediction
EPSS 4%

Description

Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by an Out-of-bounds Write vulnerability within the ImageTool component. An unauthenticated attacker could leverage this vulnerability to achieve 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

17.011.30059 ≤ v ≤ 17.011.3019420.001.30005 ≤ v ≤ 20.001.30020
apple-macos (environment) · microsoft-windows (environment)
15.008.20082 ≤ v ≤ 21.001.20150
apple-macos (environment) · microsoft-windows (environment)
v ≤ 2017.011.30194v ≤ 2020.001.30020v ≤ 2021.001.2015017.011.30059 ≤ v ≤ 17.011.3019420.001.30005 ≤ v ≤ 20.001.30020
apple-macos (environment) · microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

CVSS

8.8HIGHadobe
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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