Description
A HTTP request smuggling and desynchronization vulnerability affects Kong Gateway Enterprise 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 series. The vulnerability is caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic.
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Confidentiality (Vulnerable System)
None
Integrity (Vulnerable System)
None
Availability (Vulnerable System)
None
Confidentiality (Subsequent System)
High
Integrity (Subsequent System)
High
Availability (Subsequent System)
None
E
Physical
R
Adjacent
RE
M
Affected products
- Kong / Kong Enterprise Gateway3.4.0.0 – 3.4.3.27
- Kong / Kong Enterprise Gateway3.10.0.0 – 3.10.0.12
- Kong / Kong Enterprise Gateway3.11.0.0 – 3.11.0.12
- Kong / Kong Enterprise Gateway3.12.0.0 – 3.12.0.7
- Kong / Kong Enterprise Gateway3.13.0.0 – 3.13.0.5
- Kong / Kong Enterprise Gateway3.14.0.0 – 3.14.0.4