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CentOS 8 : nss and nspr (CESA-2020:3280)

critical Nessus Plugin ID 145878

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2020:3280 advisory.

 - nss: Use-after-free in sftk_FreeSession due to improper refcounting (CVE-2019-11756)

 - nss: Check length of inputs for cryptographic primitives (CVE-2019-17006)

 - nss: TLS 1.3 HelloRetryRequest downgrade request sets client into invalid state (CVE-2019-17023)

 - nss: Side channel vulnerabilities during RSA key generation (CVE-2020-12402)

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://access.redhat.com/errata/RHSA-2020:3280

Plugin Details

Severity: Critical

ID: 145878

File Name: centos8_RHSA-2020-3280.nasl

Version: 1.5

Type: local

Agent: unix

Published: 2/1/2021

Updated: 1/24/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2019-17006

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:nss-sysinit, p-cpe:/a:centos:centos:nss-tools, p-cpe:/a:centos:centos:nss, p-cpe:/a:centos:centos:nss-softokn-freebl-devel, p-cpe:/a:centos:centos:nss-softokn, p-cpe:/a:centos:centos:nss-softokn-freebl, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:nss-devel, p-cpe:/a:centos:centos:nspr, p-cpe:/a:centos:centos:nss-util-devel, p-cpe:/a:centos:centos:nss-util, p-cpe:/a:centos:centos:nspr-devel, p-cpe:/a:centos:centos:nss-softokn-devel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/3/2020

Vulnerability Publication Date: 12/3/2019

Reference Information

CVE: CVE-2019-11756, CVE-2019-17006, CVE-2019-17023, CVE-2020-12402

RHSA: 2020:3280