RHEL 8 : libgcrypt (RHSA-2020:4482)

medium Nessus Plugin ID 142393

Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:4482 advisory.

The libgcrypt library provides general-purpose implementations of various cryptographic algorithms.

The following packages have been upgraded to a later upstream version: libgcrypt (1.8.5). (BZ#1764918)

Security Fix(es):

* libgcrypt: ECDSA timing attack allowing private key leak (CVE-2019-13627)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 libgcrypt and / or libgcrypt-devel packages.

See Also

http://www.nessus.org/u?a3327181

http://www.nessus.org/u?b7e37d18

https://access.redhat.com/security/updates/classification/#moderate

https://access.redhat.com/errata/RHSA-2020:4482

https://bugzilla.redhat.com/show_bug.cgi?id=1762741

https://bugzilla.redhat.com/show_bug.cgi?id=1762765

https://bugzilla.redhat.com/show_bug.cgi?id=1764018

Plugin Details

Severity: Medium

ID: 142393

File Name: redhat-RHSA-2020-4482.nasl

Version: 1.11

Type: local

Agent: unix

Published: 11/4/2020

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 1.9

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

CVSS Score Source: CVE-2019-13627

CVSS v3

Risk Factor: Medium

Base Score: 6.3

Temporal Score: 5.5

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:libgcrypt, p-cpe:/a:redhat:enterprise_linux:libgcrypt-devel, cpe:/o:redhat:enterprise_linux:8

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: 11/4/2020

Vulnerability Publication Date: 9/25/2019

Reference Information

CVE: CVE-2019-13627

CWE: 362

RHSA: 2020:4482