Technical Severity
MEDIUM
CVSS v3.1 Metrics
4.3
/ 10
Minimal Risk
Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Exploitation Likelihood
EPSS Prediction
0.20
%
Predictive Probability
Percentile Rank
41.5
th
Documented as more likely to be exploited than 41.5% of known CVEs.
Detection Date
Nov 03, 2021
Remediation Due
May 03, 2022
CISA Catalog Active
Threat Analysis
Apple iOS, iPadOS, and watchOS Mail contains a memory corruption vulnerability that may allow heap corruption when processing a maliciously crafted mail message.
Remediation Directive
Apply updates per vendor instructions.