CVE-2021-35984: Adobe Acrobat Pro DC PDFLibTool Null Pointer Dereference Bug

Published Aug 20, 2021
·
Updated

Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a Null pointer dereference vulnerability. An authenticated attacker could leverage this vulnerability achieve an application denial-of-service in the context of the current user. Exploitation of this issue does not requires user interaction.

Affected Software

6 affected components
Adobe Acrobat DC>=15.008.20082<=21.005.20054
Adobe Acrobat DC>=17.011.30059<=17.011.30197
Adobe Acrobat DC>=20.001.30005<=20.004.30005
Adobe Acrobat Reader DC>=15.008.20082<=21.005.20054
Adobe Acrobat Reader DC>=17.011.30059<=17.011.30197
Adobe Acrobat Reader DC>=20.001.30005<=20.004.30005

Event History

Aug 20, 2021
CVE Published
via MITRE·06:10 PM
Data Sourced
via MITRE·06:10 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-35984?

CVE-2021-35984 is classified as a Medium severity vulnerability.

2

How do I fix CVE-2021-35984?

To mitigate CVE-2021-35984, upgrade to Adobe Acrobat DC versions 2021.005.20055 or later, 2020.004.30006 or later, or 2017.011.30198 or later.

3

Can CVE-2021-35984 be exploited remotely?

CVE-2021-35984 requires authenticated access to exploit, limiting remote attack vectors.

4

Which Adobe products are affected by CVE-2021-35984?

CVE-2021-35984 affects Adobe Acrobat Reader DC versions 21.005.20054 and earlier, 2020.004.30005 and earlier, as well as 2017.011.30197 and earlier.

5

What impact does CVE-2021-35984 have on users?

Exploiting CVE-2021-35984 can lead to a denial-of-service condition, potentially disrupting user access to the application.

Contact

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