CVE-2023-21611: Adobe Acrobat Reader Creation of Temporary File in Directory with Incorrect Permissions Privilege escalation
First published: Wed Jan 18 2023(Updated: )
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a Creation of Temporary File in Directory with Incorrect Permissions vulnerability that could result in privilege escalation 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 | >=15.008.20082<=22.003.20282 | |
| Adobe Acrobat Reader | >=15.008.20082<=22.003.20282 | |
| Microsoft Windows | ||
| Adobe Acrobat | >=15.008.20082<=22.003.20281 | |
| Adobe Acrobat Reader | >=15.008.20082<=22.003.20281 | |
| Apple iOS and macOS | ||
| Adobe Acrobat Reader | >=20.001.30005<=20.005.30418 | |
| Adobe Acrobat Reader | >=20.001.30005<=20.005.30418 |
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Frequently Asked Questions
What is the severity of CVE-2023-21611?
CVE-2023-21611 is classified as a privilege escalation vulnerability.
How do I fix CVE-2023-21611?
To fix CVE-2023-21611, update Adobe Acrobat Reader and Acrobat to the latest versions.
What versions of Adobe Acrobat Reader are affected by CVE-2023-21611?
Adobe Acrobat Reader versions 22.003.20282 and earlier, and 20.005.30418 and earlier are affected by CVE-2023-21611.
Is the Creation of Temporary File in Directory with Incorrect Permissions vulnerability in CVE-2023-21611 exploitable?
Yes, CVE-2023-21611 can be exploited to escalate privileges on affected systems.
Do Adobe Acrobat DC versions have issues related to CVE-2023-21611?
Yes, Adobe Acrobat DC versions 22.003.20282 and earlier are impacted by CVE-2023-21611.
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- vendor/adobe
- canonical/adobe acrobat
- version/adobe acrobat/15.008.20082
- version/adobe acrobat/22.003.20282
- canonical/adobe acrobat reader
- version/adobe acrobat reader/15.008.20082
- version/adobe acrobat reader/22.003.20282
- vendor/microsoft
- canonical/microsoft windows
- version/adobe acrobat/22.003.20281
- version/adobe acrobat reader/22.003.20281
- vendor/apple
- canonical/apple ios and macos
- version/adobe acrobat reader/20.001.30005
- version/adobe acrobat reader/20.005.30418