Ubuntu 14.04 LTS / 16.04 LTS : tomcat7, tomcat8 vulnerabilities (USN-3723-1)

Medium Nessus Plugin ID 111349


The remote Ubuntu host is missing one or more security-related patches.


It was discovered that Tomcat incorrectly handled decoding certain UTF-8 strings. A remote attacker could possibly use this issue to cause Tomcat to crash, resulting in a denial of service.

It was discovered that the Tomcat WebSocket client incorrectly performed hostname verification. A remote attacker could possibly use this issue to intercept sensitive information. (CVE-2018-8034).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.


Update the affected packages.

See Also


Plugin Details

Severity: Medium

ID: 111349

File Name: ubuntu_USN-3723-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 2018/07/26

Updated: 2018/12/01

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libtomcat7-java, p-cpe:/a:canonical:ubuntu_linux:libtomcat8-java, p-cpe:/a:canonical:ubuntu_linux:tomcat7, p-cpe:/a:canonical:ubuntu_linux:tomcat8, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:16.04

Patch Publication Date: 2018/07/25

Reference Information

CVE: CVE-2018-1336, CVE-2018-8034

USN: 3723-1