RHEL 7 : nss-softokn (RHSA-2020:1345)

high Nessus Plugin ID 135250

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1345 advisory.

- ROHNP: Key Extraction Side Channel in Multiple Crypto Libraries (CVE-2018-0495)

- nss: Out-of-bounds write when passing an output buffer smaller than the block size to NSC_EncryptUpdate (CVE-2019-11745)

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

Solution

Update the affected packages.

See Also

https://access.redhat.com/security/cve/CVE-2018-0495

https://access.redhat.com/security/cve/CVE-2019-11745

https://access.redhat.com/errata/RHSA-2020:1345

https://bugzilla.redhat.com/1591163

https://bugzilla.redhat.com/1774831

Plugin Details

Severity: High

ID: 135250

File Name: redhat-RHSA-2020-1345.nasl

Version: 1.9

Type: local

Agent: unix

Published: 4/7/2020

Updated: 3/19/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2019-11745

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: cpe:/o:redhat:rhel_aus:7.4, cpe:/o:redhat:rhel_e4s:7.4, cpe:/o:redhat:rhel_tus:7.4, p-cpe:/a:redhat:enterprise_linux:nss-softokn, p-cpe:/a:redhat:enterprise_linux:nss-softokn-devel, p-cpe:/a:redhat:enterprise_linux:nss-softokn-freebl, p-cpe:/a:redhat:enterprise_linux:nss-softokn-freebl-devel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/7/2020

Vulnerability Publication Date: 6/13/2018

Reference Information

CVE: CVE-2018-0495, CVE-2019-11745

BID: 107967

CWE: 200, 787

IAVA: 2018-A-0203, 2019-A-0128, 2019-A-0438-S

RHSA: 2020:1345