CVE-2023-38236: ZDI-CAN-21247: Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Published Aug 10, 2023
·
Updated

Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected Software

8 affected components
Adobe Acrobat DC>=15.008.20082<23.003.20269
Adobe Acrobat Reader DC>=15.008.20082<23.003.20269
Apple macOS
Microsoft Windows
Adobe Acrobat>=20.001.30005<=20.005.30516.10516
Adobe Acrobat Reader>=20.001.30005<20.005.30516.10516
Adobe Acrobat>=20.001.30005<20.005.30514.10514
Adobe Acrobat Reader>=20.001.30005<20.005.30514.10514

Event History

Aug 10, 2023
CVE Published
via MITRE·01:17 PM
Data Sourced
via MITRE·01:17 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is CVE-2023-38236?

CVE-2023-38236 is an out-of-bounds read vulnerability in Adobe Acrobat Reader versions 23.003.20244 and earlier, and 20.005.30467 and earlier.

2

How does CVE-2023-38236 affect Adobe Acrobat Reader?

CVE-2023-38236 affects Adobe Acrobat Reader versions 23.003.20244 and earlier, and 20.005.30467 and earlier, potentially leading to disclosure of sensitive memory.

3

Can CVE-2023-38236 be used to bypass mitigations such as ASLR?

Yes, an attacker could leverage CVE-2023-38236 to bypass mitigations such as ASLR.

4

How can I fix CVE-2023-38236?

To fix CVE-2023-38236, update Adobe Acrobat Reader to versions 23.003.20269 or later, or 20.005.30516.10516 or later.

5

Where can I find more information about CVE-2023-38236?

You can find more information about CVE-2023-38236 on the Adobe Security Bulletin APSB23-30.

Contact

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