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CVE-2023-4639

CVE-2023-4639 · Undertow: cookie smuggling/spoofing

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

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.

CVSS 7.4 · High · EPSS 1.1% · Fix available

Published
Updated

Stack: system

Affected products and versions

Original sources

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