CVE-2023-4639
High
Description
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.
SeverityHigh
CVSS7.4
Exploit probability—
ProductIo.undertow:undertow-core
PublishedNov 17, 2024
First seenNov 17, 2024
Weakness typeCWE-444CWE-444
How to fix
Update
- io.undertow:undertow-core2.3.11.Final, 2.2.30.Final or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| io.undertow:undertow-coreMaven | 2.3.0.Alpha1 ≤ v < 2.3.11.Final, v < 2.2.30.Final | 2.3.11.Final, 2.2.30.Final |
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