Home / Vulnerabilities / CVE-2023-41991
MEDIUM SEVERITY
CVE-2023-41991 Apple · Multiple Products

Apple Multiple Products Improper Certificate Validation Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM
5.5 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Exploitation Likelihood

EPSS Prediction

3.48 %
Predictive Probability
Percentile Rank
87.3 th

Documented as more likely to be exploited than 87.3% of known CVEs.

Detection Date

Sep 25, 2023

Remediation Due

Oct 16, 2023

CISA Catalog Active

Threat Analysis

Apple iOS, iPadOS, macOS, and watchOS contain an improper certificate validation vulnerability that can allow a malicious app to bypass signature validation.

Remediation Directive

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

External Intelligence