CVE-2023-4639: A flaw was found in Undertow, which incorrectly parses cookies with certain value-delimiting characters in incoming requests. This issue could allow an…

PriorityP347high7.4CVSS 3.1

AVNACHPRNUINSUCHIHAN

EPSS

1.12%

62.5th percentile

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
debian	undertow	< undertow 2.3.18-1 (forky)	undertow 2.3.18-1 (forky)
redhat	undertow	>= 0 < 2.3.18-1	2.3.18-1

CVSS provenance

nvdv3.17.4HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

osv7.4HIGH

vendor_debian7.4HIGH

vendor_redhat7.4HIGH

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