AIX OpenSSL Advisory : openssl_advisory23.asc

Medium Nessus Plugin ID 107230

Synopsis

The remote AIX host has a version of OpenSSL installed that is affected by a denial of service vulnerability.

Description

The version of OpenSSL installed on the remote AIX host is affected by a denial of service vulnerability in OpenSSL caused by an out-of-bounds read when using a specific cipher. By sending specially crafted truncated packets, a remote attacker could exploit this vulnerability using CHACHA20/POLY1305 to cause an application crash.

Solution

A fix is available and can be downloaded from the IBM AIX website.

See Also

http://aix.software.ibm.com/aix/efixes/security/openssl_advisory23.asc

Plugin Details

Severity: Medium

ID: 107230

File Name: aix_openssl_advisory23.nasl

Version: 1.6

Type: local

Published: 2018/03/08

Modified: 2018/07/17

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:ibm:aix, cpe:/a:openssl:openssl

Required KB Items: Host/AIX/lslpp, Host/local_checks_enabled, Host/AIX/version

Patch Publication Date: 2017/02/17

Vulnerability Publication Date: 2017/02/17

Reference Information

CVE: CVE-2017-3731

BID: 95813