Vulnerability Intelligence Report
CVE-2021-3859
A flaw was found in Undertow that tripped the client-side invocation timeout with certain calls made over HTTP2. This flaw allows an attacker to carry out denial of service attacks.
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
EPSS Probability:1.24%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-214 ↗CWE-214 - Invocation of Process Using Visible Sensitive Information
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| redhat | jboss_enterprise_application_platform | 7.3, 7.4 |
| redhat | single_sign-on | 7.4.10, 7.5.1 |
| redhat | undertow | all |
| netapp | cloud_secure_agent | all |
| netapp | oncommand_insight | all |
| netapp | oncommand_workflow_automation | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.241%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Red Hat, Inc. · Vendor · USA |
| Reserved | 2021-10-05T00:00:00 |
| Published | 2022-08-26T00:00:00 |
| Last Updated | 2024-08-03T17:09:09 |
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