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CVE-2021-21017

KEV
Updated Oct 21, 2025 · PUBLISHED
View KEV entry →

Description

Acrobat Acrobat and Reader contain a heap-based buffer overflow vulnerability that could allow an unauthenticated attacker to achieve code execution in the context of the current user.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
Acrobat ReaderAdobe / Acrobat Reader>= unspecified, <= 2020.013.20074affected
Acrobat ReaderAdobe / Acrobat Reader>= unspecified, <= 2020.001.30018affected
Acrobat ReaderAdobe / Acrobat Reader>= unspecified, <= 2017.011.30188affected
Acrobat ReaderAdobe / Acrobat Reader>= unspecified, <= Noneaffected