PT-2021-4441 · Adobe · Acrobat 2017+4

Published

2021-10-12

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Updated

2021-10-21

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CVE-2021-40728

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Adobe Acrobat Reader DC versions 21.007.20095 and earlier Adobe Acrobat Reader DC versions 21.007.20096 and earlier Adobe Acrobat Reader DC versions 20.004.30015 and earlier Adobe Acrobat Reader DC versions 17.011.30202 and earlier Adobe Acrobat 2017 (affected versions not specified) Adobe Acrobat Reader 2017 (affected versions not specified) Adobe Acrobat 2020 (affected versions not specified) Adobe Acrobat Reader 2020 (affected versions not specified)
Description The issue is related to a use-after-free vulnerability in the processing of the GetURL function on a global object window. This could result in arbitrary code execution in the context of the current user. Exploitation requires user interaction, where a victim must open a malicious file. The vulnerability allows attackers to execute arbitrary code.
Recommendations For Adobe Acrobat Reader DC versions 21.007.20095 and earlier, update to a version later than 21.007.20095. For Adobe Acrobat Reader DC versions 21.007.20096 and earlier, update to a version later than 21.007.20096. For Adobe Acrobat Reader DC versions 20.004.30015 and earlier, update to a version later than 20.004.30015. For Adobe Acrobat Reader DC versions 17.011.30202 and earlier, update to a version later than 17.011.30202. For Adobe Acrobat 2017, Adobe Acrobat Reader 2017, Adobe Acrobat 2020, and Adobe Acrobat Reader 2020, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

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Weakness Enumeration

Related Identifiers

BDU:2021-05071
CVE-2021-40728

Affected Products

Acrobat 2017
Acrobat 2020
Acrobat Reader 2017
Acrobat Reader 2020
Acrobat Reader