Adobe.Reader.CVE-2021-21017.Buffer.Overflow

description-logoDescription

This indicates an attack attempt to exploit a Buffer Overflow vulnerability in Adobe Acrobat and Reader.
The vulnerability is due to insufficient handling of JavaScript prototype chains. A remote attacker can exploit this vulnerability by enticing a target user into opening a crafted PDF file. Successful exploitation could result in the execution of arbitrary code under the security context of the target user.

affected-products-logoAffected Products

Adobe Systems Acrobat DC (Continuous) 2020.013.20074 and prior
Adobe Systems Acrobat 2020 2020.001.30018 and prior
Adobe Systems Acrobat 2017 2017.011.30188 and prior
Adobe Systems Acrobat Reader DC (Continuous) 2020.013.20074 and prior
Adobe Systems Acrobat Reader 2020 2020.001.30018 and prior
Adobe Systems Acrobat Reader 2017 2017.011.30188 and prior

Impact logoImpact

System Compromise: Remote attackers can gain control of vulnerable systems.

recomended-action-logoRecommended Actions

Apply the most recent upgrade or patch from the vendor.
https://helpx.adobe.com/security/products/acrobat/apsb21-09.html

Telemetry logoTelemetry

Coverage

IPS (Regular DB)
IPS (Extended DB)

Version Updates

Date Version Detail
2022-08-02 21.366 Sig Added
2021-10-27 18.186 Sig Added
2021-02-25 17.023 Default_action:pass:drop
2021-02-16 17.017