Description
Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's chunk size parser silently overflows int, enabling request smuggling attacks. This vulnerability is fixed in 4.2.13.Final and 4.1.133.Final.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low
Affected products
- io.netty / netty-codec-http>= 4.2.0.Alpha1, < 4.2.13.Final – >= 4.2.0.Alpha1, < 4.2.13.Final
- io.netty / netty-codec-http< 4.1.133.Final – < 4.1.133.Final
- netty / netty>= 4.2.0.Alpha1, < 4.2.13.Final – >= 4.2.0.Alpha1, < 4.2.13.Final
- netty / netty< 4.1.133.Final – < 4.1.133.Final