CVE-2024-20747: TALOS-2023-1908 - Adobe Acrobat Reader Font CharStrings INDEX out-of-bounds read vulnerability

Published Feb 15, 2024
·
Updated

Acrobat Reader versions 20.005.30539, 23.008.20470 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
All of the following
Any of the following
Adobe Acrobat DC>=15.008.20082<23.008.20533
Adobe Acrobat Reader DC>=15.008.20082<23.008.20533
Any of the following
Apple macOS
Microsoft Windows
All of the following
Any of the following
Adobe Acrobat>=20.001.30005<20.005.30574
Adobe Acrobat Reader>=20.001.30005<20.005.30574
Any of the following
Apple macOS
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Adobe Acrobat Reader to a version that resolves this vulnerability.

    Patch TALOS-2023-1908
  2. Upgrade

    Upgrade Adobe Acrobat Reader to a version that resolves this vulnerability.

    Fixed in 23.008.20470

Event History

Feb 15, 2024
CVE Published
via MITRE·12:18 PM
Data Sourced
via MITRE·12:18 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2024-20747?

CVE-2024-20747 has a high severity rating due to its potential to disclose sensitive memory.

2

How do I fix CVE-2024-20747?

To fix CVE-2024-20747, update Adobe Acrobat Reader or Adobe Acrobat to the latest patched version.

3

Which versions of Adobe Acrobat are affected by CVE-2024-20747?

Adobe Acrobat versions 20.005.30539, 23.008.20470 and earlier are affected by CVE-2024-20747.

4

Can CVE-2024-20747 be exploited on macOS or Windows?

CVE-2024-20747 affects only vulnerable versions of Adobe Acrobat and Acrobat Reader, independent of the underlying operating system.

5

What are the potential impacts of exploiting CVE-2024-20747?

Exploitation of CVE-2024-20747 could lead to the disclosure of sensitive information and allow attackers to bypass security mitigations.

Contact

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