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Amazon Linux AMI : libnl3 (ALAS-2017-876)

high Nessus Plugin ID 102864

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Synopsis

The remote Amazon Linux AMI host is missing a security update.

Description

Integer overflow in nlmsg_reserve() :

An integer overflow leading to a heap-buffer overflow was found in the libnl library. An attacker could use this flaw to cause an application compiled with libnl to crash or possibly execute arbitrary code in the context of the user running such an application. (CVE-2017-0553)

Solution

Run 'yum update libnl3' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2017-876.html

Plugin Details

Severity: High

ID: 102864

File Name: ala_ALAS-2017-876.nasl

Version: 3.5

Type: local

Agent: unix

Published: 9/1/2017

Updated: 9/4/2018

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.6

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

CVSS v3

Risk Factor: High

Base Score: 7

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:libnl3, p-cpe:/a:amazon:linux:libnl3-cli, p-cpe:/a:amazon:linux:libnl3-debuginfo, p-cpe:/a:amazon:linux:libnl3-devel, p-cpe:/a:amazon:linux:libnl3-doc, cpe:/o:amazon:linux

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Patch Publication Date: 8/30/2017

Reference Information

CVE: CVE-2017-0553

ALAS: 2017-876