Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability

published 2020-11-05 6y ago modified 2026-06-17 4mo ago also EUVD-2020-17146

cvss: 3.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 3.1%; EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits: 0; none known

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.

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Exploit prediction

3.06% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	3.3	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD	3.1	3.3	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

Adobe Acrobat Reader

Classification

Weakness

CWE-125 Out-of-bounds Read

References

helpx.adobe.com /security/products/acrobat/apsb20-67.html
vendor-advisory
zerodayinitiative.com /advisories/ZDI-20-1354/
third-party-advisory, vdb-entry

Sources

CVE List CVE-2020-24426
NVD CVE-2020-24426

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