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CVE-2022-4492 — Vulnerability in io.undertow:undertow-core — CVE...

CRITICAL

Undertow client not checking server identity presented by server certificate in https connections

Published February 23, 2023Updated March 12, 2025Source: osv

Summary

The undertow client is not checking the server identity presented by the server certificate in https connections. This should be performed by default in https and in http/2.

Advisory Timeline

  • First published February 23, 2023 (1327 days ago).
  • Last revised March 12, 2025 — 748 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Maven
Update io.undertow:undertow-core to 2.3.5.Final or later
<!-- Update pom.xml dependency version to 2.3.5.Final for io.undertow:undertow-core -->
Maven
Update io.undertow:undertow-core to 2.2.24.Final or later
<!-- Update pom.xml dependency version to 2.2.24.Final for io.undertow:undertow-core -->

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (2)

Affects 1 ecosystem: maven (1).

PackageEcosystemAffectedFixed In
io.undertow:undertow-core
maven
2.3.0.Final, 2.3.1.Final, 2.3.2.Final, 2.3.3.Final (+1 more)2.3.5.Final
io.undertow:undertow-core
maven
1.0.0.Alpha1, 1.0.0.Alpha10, 1.0.0.Alpha11, 1.0.0.Alpha12 (+288 more)2.2.24.Final

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-918
    Server-Side Request Forgery (SSRF)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2022-4492?
Undertow client not checking server identity presented by server certificate in https connections This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2022-4492?
CVE-2022-4492 affects io.undertow:undertow-core. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2022-4492 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-pfcc-3g6r-8rg8

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