RHEL 7 : kernel (RHSA-2020:2770)

High Nessus Plugin ID 137893

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VPR Score: 6.7

Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:2770 advisory.

- kernel: usb: missing size check in the __usb_get_extra_descriptor() leading to DoS (CVE-2018-20169)

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 packages.

See Also

https://cwe.mitre.org/data/definitions/787.html

https://access.redhat.com/security/cve/CVE-2018-20169

https://access.redhat.com/errata/RHSA-2020:2770

https://bugzilla.redhat.com/1660385

Plugin Details

Severity: High

ID: 137893

File Name: redhat-RHSA-2020-2770.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2020/06/30

Updated: 2020/10/22

Dependencies: 12634, 122878

Risk Information

Risk Factor: High

VPR Score: 6.7

CVSS Score Source: CVE-2018-20169

CVSS v2.0

Base Score: 7.2

Temporal Score: 5.3

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 6.8

Temporal Score: 5.9

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7.4, cpe:/o:redhat:rhel_aus:7.4, cpe:/o:redhat:rhel_aus:7.4::server, cpe:/o:redhat:rhel_e4s:7.4, cpe:/o:redhat:rhel_e4s:7.4::server, cpe:/o:redhat:rhel_tus:7.4, cpe:/o:redhat:rhel_tus:7.4::server, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-abi-whitelists, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:python-perf

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: 2020/06/30

Vulnerability Publication Date: 2018/12/17

Reference Information

CVE: CVE-2018-20169

RHSA: 2020:2770

CWE: 787