# CVE-2024-20733: [ZS-VR-23-360] Adobe Acrobat Reader Parsing OTF font Denial-of-Service Vulnerability

CVE-2024-20733 is fixed in 2 products on 1 platform, first by Adobe Acrobat Reader DC 23.008.20533, released February 10, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2024-20733
- Priority: Routine
- CVSS: 5.5
- EPSS: 0.0343
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 15, 2024
- Weakness: CWE-20: Improper Input Validation (CWE-20)
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2024-20733

## Description

Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by an Improper Input Validation vulnerability that could lead to an application denial-of-service. An attacker could leverage this vulnerability to cause the application to crash, resulting in a denial of service. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Adobe Acrobat Reader DC | 23.008.20533 | [Adobe Acrobat Reader DC 23.008.20533](https://patchblox.com/security/data/fix/windows-app/adobe.acrobat.reader.32-bit-23.008.20533.md) | Feb 10, 2024 |
| Windows apps | Adobe Acrobat Reader DC (64-bit) | 23.008.20533 | [Adobe Acrobat Reader DC (64-bit) 23.008.20533](https://patchblox.com/security/data/fix/windows-app/adobe.acrobat.reader.64-bit-23.008.20533.md) | Feb 10, 2024 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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