Vulnerability Intelligence Report
Red Hat Polkit Incorrect Authorization Vulnerability
CVE-2021-3560
It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.8
HIGH
Exploitability:1.9
Impact Score:5.9
EPSS Probability:22.19%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-863 ↗CWE-863
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| polkit_project | polkit | all |
| debian | debian_linux | 11.0 |
| canonical | ubuntu_linux | 20.04 |
| redhat | virtualization | 4.0 |
| redhat | virtualization_host | 4.0 |
| redhat | enterprise_linux | 8.0, 7.0 |
| redhat | openshift_container_platform | 4.7 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Red Hat, Inc. · Vendor · USA |
| Reserved | 2021-05-20T00:00:00 |
| Published | 2022-02-16T00:00:00 |
| Last Updated | 2025-10-21T23:15:46 |
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