CVE-2023-4639

2024-02-0902:59:44

redhat.com

access.redhat.com

undertow

cookie parsing

value delimiting

data exfiltration

httponly cookie

unauthorized access

data modification

data confidentiality

data integrity

6.5 Medium

AI Score

Confidence

Low

0 Low

EPSS

Percentile

0.0%

JSON

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.