VULNERABILITY INTELLIGENCE

CVE-2020-7238

CVSS score7.5 HIGH
EPSS probability3.65%
CISA KEVNot currently listed
Published2020-01-27
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

Netty 4.1.43.Final allows HTTP Request Smuggling because it mishandles Transfer-Encoding whitespace (such as a [space]Transfer-Encoding:chunked line) and a later Content-Length header. This issue exists because of an incomplete fix for CVE-2019-16869.

Weakness classification

  • nvd@nist.gov: CWE-444

Primary references