VULNERABILITY INTELLIGENCE

CVE-2018-12537

CVSS score5.3 MEDIUM
EPSS probability2.48%
CISA KEVNot currently listed
Published2018-08-14
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

In Eclipse Vert.x version 3.0 to 3.5.1, the HttpServer response headers and HttpClient request headers do not filter carriage return and line feed characters from the header value. This allow unfiltered values to inject a new header in the client request or server response.

Weakness classification

  • CWE-20: Improper Input Validation
  • CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')

Primary references