Information disclosure in Undertow - CVE-2018-14642

 

Information disclosure in Undertow - CVE-2018-14642

Published: August 13, 2019


Vulnerability identifier: #VU20068
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-14642
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Red Hat Inc.
Affected software:
Undertow

Detailed vulnerability description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to incorrect processing of HTTP response headers during buffer flushing. A remote attacker can view contents of HTTP responses from previous requests.


How to mitigate CVE-2018-14642

Install updates from vendor's website.

Sources