Detections
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Amazon Linux AMI : openssl (ALAS-2018-1000)

medium Nessus Plugin ID 109182

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Synopsis

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

Description

RSA key generation cache timing vulnerability in crypto/rsa/rsa_gen.c allows attackers to recover private keys :

OpenSSL RSA key generation was found to be vulnerable to cache side-channel attacks. An attacker with sufficient access to mount cache timing attacks during the RSA key generation process could recover parts of the private key. (CVE-2018-0737)

Solution

Run 'yum update openssl' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2018-1000.html

Plugin Details

Severity: Medium

ID: 109182

File Name: ala_ALAS-2018-1000.nasl

Version: 1.3

Type: local

Agent: unix

Published: 4/20/2018

Updated: 8/31/2018

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

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

CVSS v3

Risk Factor: Medium

Base Score: 5.9

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:openssl, p-cpe:/a:amazon:linux:openssl-debuginfo, p-cpe:/a:amazon:linux:openssl-devel, p-cpe:/a:amazon:linux:openssl-perl, p-cpe:/a:amazon:linux:openssl-static, cpe:/o:amazon:linux

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

Patch Publication Date: 4/19/2018

Reference Information

CVE: CVE-2018-0737

ALAS: 2018-1000