Technical Severity
CRITICAL
CVSS v3.1 Metrics
9
/ 10
Minimal Risk
Critical
Vector Specification
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploitation Likelihood
EPSS Prediction
94.43
%
Predictive Probability
Percentile Rank
100.0
th
Documented as more likely to be exploited than 100.0% of known CVEs.
Detection Date
Dec 01, 2021
Remediation Due
Dec 15, 2021
CISA Catalog Active
Threat Analysis
A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.
Remediation Directive
Apply updates per vendor instructions.