Technical Severity
CRITICAL
CVSS v3.1 Metrics
9.8
/ 10
Minimal Risk
Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitation Likelihood
EPSS Prediction
61.46
%
Predictive Probability
Percentile Rank
98.3
th
Documented as more likely to be exploited than 98.3% of known CVEs.
Detection Date
Mar 25, 2022
Remediation Due
Apr 15, 2022
CISA Catalog Active
Threat Analysis
Heap-based buffer overflow in the string_vformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session.
Remediation Directive
Apply updates per vendor instructions.