Debian DLA-962-1 : tnef security update

critical Nessus Plugin ID 100481

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Synopsis

The remote Debian host is missing a security update.

Description

CVE-2017-8911

An integer underflow has been identified in the unicode_to_utf8() function in tnef 1.4.14. This might lead to invalid write operations, controlled by an attacker.

For Debian 7 'Wheezy', these problems have been fixed in version 1.4.9-1+deb7u3.

We recommend that you upgrade your tnef packages.

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

Solution

Upgrade the affected tnef package.

Plugin Details

Severity: Critical

ID: 100481

File Name: debian_DLA-962.nasl

Version: 3.7

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 5/30/2017

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:tnef, cpe:/o:debian:debian_linux:7.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/29/2017

Reference Information

CVE: CVE-2017-8911

Detections

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