Scientific Linux Security Update : openssl on SL7.x x86_64 (20181030)

medium Nessus Plugin ID 119194

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- openssl: ROHNP - Key Extraction Side Channel in Multiple Crypto Libraries (CVE-2018-0495)

- openssl: Malicious server can send large prime to client during DH(E) TLS handshake causing the client to hang (CVE-2018-0732)

- openssl: Handling of crafted recursive ASN.1 structures can cause a stack overflow and resulting denial of service (CVE-2018-0739)

- openssl: Malformed X.509 IPAdressFamily could cause OOB read (CVE-2017-3735)

- openssl: RSA key generation cache timing vulnerability in crypto/rsa/rsa_gen.c allows attackers to recover private keys (CVE-2018-0737)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?c604dc8b

Plugin Details

Severity: Medium

ID: 119194

File Name: sl_20181030_openssl_on_SL7_x.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/27/2018

Updated: 7/1/2020

Supported Sensors: Nessus Agent

Risk Information

CVSS Score Source: CVE-2017-3735

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

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

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:openssl, p-cpe:/a:fermilab:scientific_linux:openssl-debuginfo, p-cpe:/a:fermilab:scientific_linux:openssl-devel, p-cpe:/a:fermilab:scientific_linux:openssl-libs, p-cpe:/a:fermilab:scientific_linux:openssl-perl, p-cpe:/a:fermilab:scientific_linux:openssl-static, x-cpe:/o:fermilab:scientific_linux

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/30/2018

Vulnerability Publication Date: 8/28/2017

Reference Information

CVE: CVE-2017-3735, CVE-2018-0495, CVE-2018-0732, CVE-2018-0737, CVE-2018-0739