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Scientific Linux Security Update : openssl on SL6.x, SL7.x i386/x86_64 (20170220)

high Nessus Plugin ID 97295

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Synopsis

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

Description

Security Fix(es) :

 - An integer underflow leading to an out of bounds read flaw was found in OpenSSL. A remote attacker could possibly use this flaw to crash a 32-bit TLS/SSL server or client using OpenSSL if it used the RC4-MD5 cipher suite. (CVE-2017-3731)

 - A denial of service flaw was found in the way the TLS/SSL protocol defined processing of ALERT packets during a connection handshake. A remote attacker could use this flaw to make a TLS/SSL server consume an excessive amount of CPU and fail to accept connections form other clients. (CVE-2016-8610)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?a67bf6c3

Plugin Details

Severity: High

ID: 97295

File Name: sl_20170220_openssl_on_SL6_x.nasl

Version: 3.10

Type: local

Agent: unix

Published: 2/21/2017

Updated: 1/14/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

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/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Patch Publication Date: 2/20/2017

Vulnerability Publication Date: 5/4/2017

Reference Information

CVE: CVE-2016-8610, CVE-2017-3731