title: Acrobat Reader DC for macOS Signature Validation Bypass
description: Acrobat Reader DC for macOS versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by a security feature bypass. While the practical security impact is minimal, a defense-in-depth fix has been implemented to further harden the Adobe Reader update process.
problem types: Improper Verification of Cryptographic Signature (CWE-347)
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: LOW
attackVector: LOCAL
availabilityImpact: NONE
baseScore: 2.8
baseSeverity: LOW
confidentialityImpact: NONE
integrityImpact: LOW
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
version: 3.1
]