Detections
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GLSA-202107-10 : TCG TPM2 Software Stack: Information disclosure

medium Nessus Plugin ID 156970

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Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-202107-10 (TCG TPM2 Software Stack: Information disclosure)

 TCG TPM2 Software Stack did not appropriately apply FAPI policies to protect data encrypted with the trusted platform module.
 Impact :

 Data encrypted using TCG TPM2 Software Stack (tpm2-tss) may not be protected from an attacker.
 Workaround :

 There is no known workaround at this time.

Solution

All tpm2-tss users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=app-crypt/tpm2-tss-2.4.3'

See Also

https://security.gentoo.org/glsa/202107-10

Plugin Details

Severity: Medium

ID: 156970

File Name: gentoo_GLSA-202107-10.nasl

Version: 1.4

Type: local

Published: 1/24/2022

Updated: 12/21/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2020-24455

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

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

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:tpm2-tss, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 7/7/2021

Vulnerability Publication Date: 2/26/2021

Reference Information

CVE: CVE-2020-24455

GLSA: 202107-10