OpenSSL 1.1.1 < 1.1.1a Multiple Vulnerabilities

medium Nessus Plugin ID 121385

Synopsis

A service running on the remote host is affected by multiple vulnerabilities.

Description

According to its banner, the version of OpenSSL running on the remote host is 1.1.0 prior to 1.1.1a. It is, therefore, affected by a denial of service vulnerability, a cache timing side channel vulnerability, and a microarchitecture timing side channel attack.

Solution

Apply the vendor patch or upgrade to OpenSSL version 1.1.1a or later.

See Also

https://www.openssl.org/news/secadv/20181030.txt

https://www.openssl.org/news/secadv/20181029.txt

Plugin Details

Severity: Medium

ID: 121385

File Name: openssl_1_1_1a.nasl

Version: 1.3

Type: combined

Agent: windows, macosx, unix

Family: Web Servers

Published: 1/25/2019

Updated: 8/8/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2018-0734

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: cpe:/a:openssl:openssl

Required KB Items: installed_sw/OpenSSL

Exploit Ease: No known exploits are available

Patch Publication Date: 11/20/2018

Vulnerability Publication Date: 10/29/2018

Reference Information

CVE: CVE-2018-0734, CVE-2018-0735

BID: 105750, 105758