CVE-2021-28554: Adobe Acrobat Reader DC Path Parsing Out-Of-Bounds Read could lead to arbitrary code execution
First published: Tue May 25 2021(Updated: )
Acrobat Reader DC versions versions 2021.001.20155 (and earlier), 2020.001.30025 (and earlier) and 2017.011.30196 (and earlier) are affected by an Out-of-bounds Read vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution 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<=21.001.20155 | |
| Adobe Acrobat Reader | >=15.008.20082<=21.001.20155 | |
| Apple iOS and macOS | ||
| Microsoft Windows | ||
| Adobe Acrobat Reader | >=17.011.30180<=17.011.30196 | |
| Adobe Acrobat Reader | >=20.001.30005<=20.001.30025 | |
| Adobe Acrobat Reader | >=17.011.30180<=17.011.30196 | |
| Adobe Acrobat Reader | >=20.001.30005<=20.001.30025 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-28554?
CVE-2021-28554 has been assigned a high severity rating due to the potential for arbitrary code execution.
How do I fix CVE-2021-28554?
To fix CVE-2021-28554, update Adobe Acrobat Reader DC to version 2021.001.20156 or later.
What versions of Adobe Acrobat Reader DC are affected by CVE-2021-28554?
CVE-2021-28554 affects Adobe Acrobat Reader DC versions 2021.001.20155 and earlier, 2020.001.30025 and earlier, and 2017.011.30196 and earlier.
Can CVE-2021-28554 be exploited remotely?
Yes, CVE-2021-28554 can be exploited by an unauthenticated attacker leading to arbitrary code execution.
What type of vulnerability is CVE-2021-28554?
CVE-2021-28554 is classified as an Out-of-bounds Read vulnerability.
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- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/adobe
- canonical/adobe acrobat
- version/adobe acrobat/15.008.20082
- version/adobe acrobat/21.001.20155
- canonical/adobe acrobat reader
- version/adobe acrobat reader/15.008.20082
- version/adobe acrobat reader/21.001.20155
- vendor/apple
- canonical/apple ios and macos
- vendor/microsoft
- canonical/microsoft windows
- version/adobe acrobat reader/17.011.30180
- version/adobe acrobat reader/17.011.30196
- version/adobe acrobat reader/20.001.30005
- version/adobe acrobat reader/20.001.30025