Oracle Linux 6 : unbound (ELSA-2020-2640)

high Nessus Plugin ID 137770

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Synopsis

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

Description

From Red Hat Security Advisory 2020:2640 :

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:2640 advisory.

- unbound: amplification of an incoming query into a large number of queries directed to a target (CVE-2020-12662)

- unbound: infinite loop via malformed DNS answers received from upstream servers (CVE-2020-12663)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected unbound packages.

Plugin Details

Severity: High

ID: 137770

File Name: oraclelinux_ELSA-2020-2640.nasl

Version: 1.3

Type: local

Agent: unix

Family: Oracle Linux Local Security Checks

Published: 6/24/2020

Updated: 3/6/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

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 Score Source: CVE-2020-12663

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:oracle:linux:unbound, p-cpe:/a:oracle:linux:unbound-devel, p-cpe:/a:oracle:linux:unbound-libs, p-cpe:/a:oracle:linux:unbound-python, cpe:/o:oracle:linux:6

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/23/2020

Vulnerability Publication Date: 5/19/2020

Reference Information

CVE: CVE-2020-12662, CVE-2020-12663

RHSA: 2020:2640

Detections

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