CVE-2018-12537 — Moderate severity vulnerability that affects io.vertx:vertx-core

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.

Affected products

Vendor	Product	Affected	Fixed
The Eclipse Foundation	Eclipse Vert.x	3.0 – < unspecified, unspecified – ≤ 3.5.1	unspecified

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

tafamace/CVE-2018-12537 ★ 0 · Nov 19, 2018

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

Ecosystem	Package	Affected	Fixed	Record
Maven	io.vertx:vertx-core	>= 3.0.0, < 3.5.2	3.5.2	GHSA-6cw8-7j6c-hccp