Detections
Analytics

Amazon Linux AMI : 389-ds-base (ALAS-2017-905)

critical Nessus Plugin ID 103602

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Synopsis

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

Description

Password brute-force possible for locked account due to different return codes :

A flaw was found in the way 389-ds-base handled authentication attempts against locked accounts. A remote attacker could potentially use this flaw to continue password brute-forcing attacks against LDAP accounts, thereby bypassing the protection offered by the directory server's password lockout policy. (CVE-2017-7551)

Solution

Run 'yum update 389-ds-base' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2017-905.html

Plugin Details

Severity: Critical

ID: 103602

File Name: ala_ALAS-2017-905.nasl

Version: 3.3

Type: local

Agent: unix

Published: 10/3/2017

Updated: 4/18/2018

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: 5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:389-ds-base-debuginfo, p-cpe:/a:amazon:linux:389-ds-base-snmp, p-cpe:/a:amazon:linux:389-ds-base, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:389-ds-base-libs, p-cpe:/a:amazon:linux:389-ds-base-devel

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

Patch Publication Date: 10/2/2017

Reference Information

CVE: CVE-2017-7551

ALAS: 2017-905