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openSUSE 15 Security Update : mbedtls (openSUSE-SU-2021:1344-1)

medium Nessus Plugin ID 154012

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SUSE15 host has packages installed that are affected by a vulnerability as referenced in the openSUSE-SU-2021:1344-1 advisory.

 - In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled- channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX. (CVE-2021-24119)

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://bugzilla.suse.com/1189589

http://www.nessus.org/u?e8a1d158

https://www.suse.com/security/cve/CVE-2021-24119

Plugin Details

Severity: Medium

ID: 154012

File Name: openSUSE-2021-1344.nasl

Version: 1.2

Type: local

Agent: unix

Published: 10/12/2021

Updated: 10/12/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2021-24119

CVSS v3

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 4.3

Vector: CVSS:3.0/AV:N/AC:L/PR:H/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:novell:opensuse:libmbedcrypto3, p-cpe:/a:novell:opensuse:libmbedcrypto3-32bit, p-cpe:/a:novell:opensuse:libmbedtls12, p-cpe:/a:novell:opensuse:libmbedtls12-32bit, p-cpe:/a:novell:opensuse:libmbedx509-0, p-cpe:/a:novell:opensuse:libmbedx509-0-32bit, p-cpe:/a:novell:opensuse:mbedtls-devel, cpe:/o:novell:opensuse:15.2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/11/2021

Vulnerability Publication Date: 7/14/2021

Reference Information

CVE: CVE-2021-24119