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
89.61
%
Predictive Probability
Percentile Rank
99.5
th
Documented as more likely to be exploited than 99.5% of known CVEs.
Detection Date
Jan 28, 2022
Remediation Due
Jul 28, 2022
CISA Catalog Active
Threat Analysis
GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code. This CVE correctly remediates the vulnerability in CVE-2014-6271.
Remediation Directive
Apply updates per vendor instructions.