Scientific Linux Security Update : dhcp on SL7.x x86_64 (20190806)

high Nessus Plugin ID 128213

Synopsis

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

Description

Security Fix(es) :

- dhcp: double-deletion of the released addresses in the dhcpv6 code leading to crash and possible DoS (CVE-2019-6470)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?ce18e917

Plugin Details

Severity: High

ID: 128213

File Name: sl_20190806_dhcp_on_SL7_x.nasl

Version: 1.7

Type: local

Agent: unix

Published: 8/27/2019

Updated: 6/7/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS v3

Risk Factor: High

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: p-cpe:/a:fermilab:scientific_linux:dhclient, p-cpe:/a:fermilab:scientific_linux:dhcp, p-cpe:/a:fermilab:scientific_linux:dhcp-common, p-cpe:/a:fermilab:scientific_linux:dhcp-debuginfo, p-cpe:/a:fermilab:scientific_linux:dhcp-devel, p-cpe:/a:fermilab:scientific_linux:dhcp-libs, x-cpe:/o:fermilab:scientific_linux

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/6/2019

Vulnerability Publication Date: 11/1/2019

Reference Information

CVE: CVE-2019-6470

IAVB: 2020-B-0036-S