CVE-2021-21042

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

Acrobat Reader DC versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an Out-of-bounds Read vulnerability that could lead to arbitrary disclosure of information in the memory stack. 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 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published
Feb 11, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-210436.1ACS Commons version 4.9.2 (and earlier) suffers from a Reflected Cross-site Scripting (XSS) vulnerability in version-compare and page-comparCVE-2021-210447.8Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affectedCVE-2021-210458.2Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affectedCVE-2021-210463.3Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affectedCVE-2021-210477.8Adobe Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by an Out-of-bounds Write vulnerability. An unauthenticaCVE-2021-210487.8Adobe Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by a Memory Corruption vulnerability when parsing a specCVE-2021-210497.8Adobe Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by an Out-of-bounds Read vulnerability when parsing a spCVE-2021-21058.2Vulnerability in the Oracle Customer Interaction History product of Oracle E-Business Suite (component: Outcome-Result). Supported versions CVE-2021-210507.8Adobe Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by an Out-of-bounds Read vulnerability when parsing a spCVE-2021-210517.8Adobe Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by a Buffer Overflow vulnerability when parsing a speciaCVE-2021-210527.8Adobe Animate version 21.0.2 (and earlier) is affected by an Out-of-bounds Write vulnerability. An unauthenticated attacker could leverage tCVE-2021-210537.8Adobe Illustrator version 25.1 (and earlier) is affected by an Out-of-bounds Write vulnerability when parsing a crafted file. An unauthentic
CVE-2021-21042: Medium severity, CVSS 6.5 | Vulnix