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Amazon Linux AMI : exim (ALAS-2017-804)

medium Nessus Plugin ID 97556

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Synopsis

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

Description

It was found that Exim leaked DKIM signing private keys to the 'mainlog' log file. As a result, an attacker with access to system log files could potentially access these leaked DKIM private keys.

Solution

Run 'yum update exim' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2017-804.html

Plugin Details

Severity: Medium

ID: 97556

File Name: ala_ALAS-2017-804.nasl

Version: 3.3

Type: local

Agent: unix

Published: 3/7/2017

Updated: 12/30/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 1.9

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

CVSS Score Source: CVE-2016-9963

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:exim, p-cpe:/a:amazon:linux:exim-debuginfo, p-cpe:/a:amazon:linux:exim-pgsql, p-cpe:/a:amazon:linux:exim-mon, p-cpe:/a:amazon:linux:exim-greylist, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:exim-mysql

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/6/2017

Reference Information

CVE: CVE-2016-9963

ALAS: 2017-804