CVE-2021-35982: Adobe Reader DC Windows Installer Uncontrolled Search Path element could lead to Arbitrary Code Execution
First published: Tue Sep 14 2021(Updated: )
Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by an Uncontrolled Search Path Element vulnerability. A local attacker with non-administrative privileges can plant a malicious DLL to achieve arbitrary code execution in the context of the current user via DLL hijacking. Exploitation of this issue requires user interaction.
Credit: psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Adobe Acrobat | >=20.006.20034<=21.005.20060 | |
| Microsoft Windows | ||
| Adobe Acrobat | >=20.006.20034<=21.005.20058 | |
| Apple iOS and macOS | ||
| Adobe Acrobat Reader | >=20.006.20034<=21.005.20060 | |
| Adobe Acrobat | >=20.004.30005<=20.004.30006 | |
| Adobe Acrobat Reader | >=20.004.30005<=20.004.30006 | |
| Adobe Acrobat | >=17.011.30158<=17.011.30199 | |
| Adobe Acrobat Reader | >=17.011.30158<=17.011.30199 |
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Frequently Asked Questions
What is the severity of CVE-2021-35982?
CVE-2021-35982 is classified as a high-severity vulnerability due to its potential for arbitrary code execution.
How do I fix CVE-2021-35982?
To mitigate CVE-2021-35982, users should update Adobe Acrobat Reader DC to the latest version that is not affected by this vulnerability.
Which versions of Adobe Acrobat Reader DC are affected by CVE-2021-35982?
CVE-2021-35982 affects Adobe Acrobat Reader DC versions 2021.005.20060 and earlier, 2020.004.30006 and earlier, and 2017.011.30199 and earlier.
What type of vulnerability is CVE-2021-35982?
CVE-2021-35982 is an Uncontrolled Search Path Element vulnerability that allows local attackers to execute arbitrary code.
Can non-administrative users exploit CVE-2021-35982?
Yes, non-administrative users can exploit CVE-2021-35982 by planting a malicious DLL.
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- vendor/adobe
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- version/adobe acrobat/20.006.20034
- version/adobe acrobat/21.005.20060
- vendor/microsoft
- canonical/microsoft windows
- version/adobe acrobat/21.005.20058
- vendor/apple
- canonical/apple ios and macos
- canonical/adobe acrobat reader
- version/adobe acrobat reader/20.006.20034
- version/adobe acrobat reader/21.005.20060
- version/adobe acrobat/20.004.30005
- version/adobe acrobat/20.004.30006
- version/adobe acrobat reader/20.004.30005
- version/adobe acrobat reader/20.004.30006
- version/adobe acrobat/17.011.30158
- version/adobe acrobat/17.011.30199
- version/adobe acrobat reader/17.011.30158
- version/adobe acrobat reader/17.011.30199