Detections
Analytics

Amazon Linux AMI : util-linux (ALAS-2017-823)

medium Nessus Plugin ID 99711

Language:

Synopsis

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

Description

Sending SIGKILL to other processes with root privileges via su :

A race condition was found in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.(CVE-2017-2616)

Solution

Run 'yum update util-linux' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2017-823.html

Plugin Details

Severity: Medium

ID: 99711

File Name: ala_ALAS-2017-823.nasl

Version: 3.4

Type: local

Agent: unix

Published: 4/28/2017

Updated: 12/23/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 3.5

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

CVSS Score Source: CVE-2017-2616

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:libmount-devel, p-cpe:/a:amazon:linux:util-linux, p-cpe:/a:amazon:linux:libmount, p-cpe:/a:amazon:linux:util-linux-debuginfo, p-cpe:/a:amazon:linux:libblkid, p-cpe:/a:amazon:linux:libuuid-devel, p-cpe:/a:amazon:linux:libuuid, p-cpe:/a:amazon:linux:uuidd, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:libblkid-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/27/2017

Reference Information

CVE: CVE-2017-2616

ALAS: 2017-823