title: Acrobat Reader DC for macOS Race Condition Vulnerability Could Lead to Privilege Escalation
description: Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) for macOS are affected by a time-of-check time-of-use (TOCTOU) race condition vulnerability that could result in local privilege escalation. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
problem types: Time-of-check Time-of-use (TOCTOU) Race Condition (CWE-367)
affected:
{
product: Acrobat Reader
vendor: Adobe
versions:
lessThanOrEqual: 2017.011.30175, status: affected, version: unspecified, versionType: custom
lessThanOrEqual: 2020.012.20048, status: affected, version: unspecified, versionType: custom
lessThanOrEqual: 2020.001.30005, status: affected, version: unspecified, versionType: custom
lessThanOrEqual: None, status: affected, version: unspecified, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 7.7
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: CHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
version: 3.1
]