CVE-2020-24434

Name: CVE-2020-24434
Creator: NVD / NIST
Published: 2020-11-05T20:15:16.55+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.3/10EPSS 3.02%

Last modified Jun 17, 2026

CVE-2020-24434 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (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. EPSS estimates a 3.02% chance of exploitation in the next 30 days.

Description

Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (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.

Metrics

CVSS 3.1

3.3/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

EPSS Probability

3.02%

85.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Adobe	Acrobat	<= 20.001.30005
Adobe	Acrobat Dc	<= 17.011.30175
Adobe	Acrobat Dc	<= 20.012.20048
Adobe	Acrobat Reader	<= 20.001.30005
Adobe	Acrobat Reader Dc	<= 17.011.30175
Adobe	Acrobat Reader Dc	<= 20.012.20048

References

https://helpx.adobe.com/security/products/acrobat/apsb20-67.htmlVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1356/Third Party Advisory, VDB Entry
https://helpx.adobe.com/security/products/acrobat/apsb20-67.htmlVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1356/Third Party Advisory, VDB Entry

Timeline

Published: Nov 5, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24434?

How severe is CVE-2020-24434?

CVE-2020-24434 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 3.02% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24434?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-24434?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST