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GHSA-3jrv-jgp8-45v3

Undertow incorrectly parses cookies

Source: GitHub Advisory Database (reviewed) High CVE-2023-4639

Packages

EcosystemPackageAffectedFixed in
Maven io.undertow:undertow-core >= 2.3.0.Alpha1, < 2.3.11.Final 2.3.11.Final
Maven io.undertow:undertow-core < 2.2.30.Final 2.2.30.Final

Details

As written in the advisory (Markdown source, shown as plain text).

A flaw was found in Undertow, which incorrectly parses cookies with certain value-delimiting characters in incoming requests. This issue could allow an attacker to construct a cookie value to exfiltrate HttpOnly cookie values or spoof arbitrary additional cookie values, leading to unauthorized data access or modification. The main threat from this flaw impacts data confidentiality and integrity.

References

External links from the advisory. They lead to third-party sites.