RHEL 8 : tpm2-tools (RHSA-2021:4413)

medium Nessus Plugin ID 155146

Synopsis

The remote Red Hat host is missing a security update for tpm2-tools.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:4413 advisory.

The tpm2-tools packages add a set of utilities for management and utilization of Trusted Platform Module (TPM) 2.0 devices from user space.

Security Fix(es):

* tpm2-tools: fixed AES wrapping key in tpm2_import (CVE-2021-3565)

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 8.5 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 RHEL tpm2-tools package based on the guidance in RHSA-2021:4413.

See Also

http://www.nessus.org/u?00eac53a

http://www.nessus.org/u?7240878e

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

https://access.redhat.com/errata/RHSA-2021:4413

https://bugzilla.redhat.com/show_bug.cgi?id=1964427

Plugin Details

Severity: Medium

ID: 155146

File Name: redhat-RHSA-2021-4413.nasl

Version: 1.9

Type: local

Agent: unix

Published: 11/11/2021

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: Low

Score: 3.6

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2021-3565

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:tpm2-tools, 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: 11/9/2021

Vulnerability Publication Date: 6/4/2021

Reference Information

CVE: CVE-2021-3565

CWE: 200

RHSA: 2021:4413