CVE-2021-39841: Adobe Acrobat Pro DC DocMedia Type Confusion Remote Code Execution Vulnerability
First published: Wed Sep 29 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 a Type Confusion vulnerability. An attacker could leverage this vulnerability to execute arbitrary code in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Credit: psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Adobe Acrobat Reader | >=20.001.30005<=20.004.30006 | |
| Adobe Acrobat Reader Notification Manager | >=20.001.30005<=20.004.30006 | |
| macOS | ||
| Microsoft Windows Operating System | ||
| Adobe Acrobat Reader DC | >=15.008.20082<=21.005.20058 | |
| Adobe Acrobat Reader | >=15.008.20082<=21.005.20058 | |
| Adobe Acrobat Reader DC | >=15.008.20082<=21.005.20060 | |
| Adobe Acrobat Reader | >=15.008.20082<=21.005.20060 | |
| Adobe Acrobat Reader | >=17.011.30059<=17.011.30199 | |
| Adobe Acrobat Reader Notification Manager | >=17.011.30059<=17.011.30199 |
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Frequently Asked Questions
What is the severity of CVE-2021-39841?
CVE-2021-39841 has a critical severity rating as it allows attackers to execute arbitrary code in the context of the current user.
How do I fix CVE-2021-39841?
To mitigate CVE-2021-39841, update Adobe Acrobat Reader DC or Adobe Acrobat DC to the latest version released after the vulnerability was disclosed.
Which versions of Adobe Acrobat Reader are affected by CVE-2021-39841?
CVE-2021-39841 affects Adobe Acrobat Reader DC versions 2021.005.20060 and earlier, 2020.004.30006 and earlier, and 2017.011.30199 and earlier.
Can CVE-2021-39841 be exploited remotely?
Yes, CVE-2021-39841 can be exploited remotely, allowing attackers to execute malicious code without physical access to the device.
What type of vulnerability is CVE-2021-39841?
CVE-2021-39841 is classified as a Type Confusion vulnerability, which can lead to arbitrary code execution.
- agent/type
- agent/weakness
- agent/author
- agent/references
- agent/description
- agent/severity
- agent/title
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/adobe
- canonical/adobe acrobat reader
- version/adobe acrobat reader/20.001.30005
- version/adobe acrobat reader/20.004.30006
- canonical/adobe acrobat reader notification manager
- version/adobe acrobat reader notification manager/20.001.30005
- version/adobe acrobat reader notification manager/20.004.30006
- vendor/apple
- canonical/macos
- vendor/microsoft
- canonical/microsoft windows operating system
- canonical/adobe acrobat reader dc
- version/adobe acrobat reader dc/15.008.20082
- version/adobe acrobat reader dc/21.005.20058
- version/adobe acrobat reader/15.008.20082
- version/adobe acrobat reader/21.005.20058
- version/adobe acrobat reader dc/21.005.20060
- version/adobe acrobat reader/21.005.20060
- version/adobe acrobat reader/17.011.30059
- version/adobe acrobat reader/17.011.30199
- version/adobe acrobat reader notification manager/17.011.30059
- version/adobe acrobat reader notification manager/17.011.30199