CVE-2021-40723 Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability

2023-09-0712:54:31

CWE-125

adobe

www.cve.org

cve-2021-40723

information disclosure

out-of-bounds read

vulnerability

acrobat reader

user interaction

aslr bypass

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.8%

JSON

Acrobat Reader DC versions 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 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.

CNA Affected

[
  {
    "defaultStatus": "affected",
    "product": "Acrobat Reader",
    "vendor": "Adobe",
    "versions": [
      {
        "lessThanOrEqual": "2017.011.30188",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]