Ubuntu 14.04 LTS / 16.04 LTS : w3m vulnerabilities (USN-3555-1)

medium Nessus Plugin ID 106581

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

It was discovered that w3m incorrectly handled certain inputs. An attacker could possibly use this to cause a denial of service.
(CVE-2018-6196, CVE-2018-6197)

It was discovered that w3m incorrectly handled temporary files. An attacker could possibly use this to overwrite arbitrary files.
(CVE-2018-6198).

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.

Solution

Update the affected w3m and / or w3m-img packages.

See Also

https://ubuntu.com/security/notices/USN-3555-1

Plugin Details

Severity: Medium

ID: 106581

File Name: ubuntu_USN-3555-1.nasl

Version: 3.8

Type: local

Agent: unix

Published: 2/2/2018

Updated: 10/23/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.6

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

CVSS Score Source: CVE-2018-6198

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.2

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:w3m, p-cpe:/a:canonical:ubuntu_linux:w3m-img, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/1/2018

Vulnerability Publication Date: 1/25/2018

Reference Information

CVE: CVE-2018-6196, CVE-2018-6197, CVE-2018-6198

USN: 3555-1