PT-2021-2324 · Adobe · Acrobat Reader
Published
2021-02-10
·
Updated
2021-09-08
·
CVE-2021-21044
CVSS v2.0
9.3
High
| Vector | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Adobe Acrobat Reader DC versions 2020.013.20074 and earlier
Adobe Acrobat Reader DC versions 2020.001.30018 and earlier
Adobe Acrobat Reader DC versions 2017.011.30188 and earlier
Description
The issue is related to an Out-of-bounds Write vulnerability when parsing a crafted jpeg file, allowing an unauthenticated attacker to achieve arbitrary code execution in the context of the current user. Exploitation requires user interaction, where a victim must open a malicious file.
Recommendations
For Adobe Acrobat Reader DC versions 2020.013.20074 and earlier, update to a version later than 2020.013.20074 to resolve the issue.
For Adobe Acrobat Reader DC versions 2020.001.30018 and earlier, update to a version later than 2020.001.30018 to resolve the issue.
For Adobe Acrobat Reader DC versions 2017.011.30188 and earlier, update to a version later than 2017.011.30188 to resolve the issue.
As a temporary workaround, consider avoiding the use of crafted jpeg files until a patch is available.
Fix
Memory Corruption
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Weakness Enumeration
Related Identifiers
Affected Products
Acrobat Reader