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MEDIUM SEVERITY
CVE-2021-22017 VMware · vCenter Server

VMware vCenter Server Improper Access Control

Technical Severity

CVSS v3.1 Metrics

MEDIUM
5.3 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Exploitation Likelihood

EPSS Prediction

79.38 %
Predictive Probability
Percentile Rank
99.0 th

Documented as more likely to be exploited than 99.0% of known CVEs.

Detection Date

Jan 10, 2022

Remediation Due

Jan 24, 2022

CISA Catalog Active

Threat Analysis

Rhttproxy as used in vCenter Server contains a vulnerability due to improper implementation of URI normalization.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence