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Amazon Linux AMI : sudo (ALAS-2017-843)

medium Nessus Plugin ID 100644

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Synopsis

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

Description

A flaw was found in the way sudo parsed tty information from the process

status file in the proc filesystem. A local user with privileges to execute

commands via sudo could use this flaw to escalate their privileges to root.

(CVE-2017-1000367)

Solution

Run 'yum update sudo' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2017-843.html

Plugin Details

Severity: Medium

ID: 100644

File Name: ala_ALAS-2017-843.nasl

Version: 3.10

Type: local

Agent: unix

Published: 6/7/2017

Updated: 4/10/2019

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.4

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

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.8

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

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

Vulnerability Information

CPE: cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:sudo-debuginfo, p-cpe:/a:amazon:linux:sudo-devel, p-cpe:/a:amazon:linux:sudo

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/6/2017

Reference Information

CVE: CVE-2017-1000367

ALAS: 2017-843

RHSA: 2017:1382