EulerOS Virtualization 3.0.2.2 : nettle (EulerOS-SA-2020-2206)

medium Nessus Plugin ID 141655

Synopsis

The remote EulerOS Virtualization host is missing a security update.

Description

According to the version of the nettle package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability :

- A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.(CVE-2018-16869)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected nettle package.

See Also

http://www.nessus.org/u?12e9a874

Plugin Details

Severity: Medium

ID: 141655

File Name: EulerOS_SA-2020-2206.nasl

Version: 1.8

Type: local

Published: 10/21/2020

Updated: 5/11/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.4

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

CVSS Score Source: CVE-2018-16869

CVSS v3

Risk Factor: Medium

Base Score: 5.7

Temporal Score: 5

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

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

Vulnerability Information

CPE: cpe:/o:huawei:euleros:uvp:3.0.2.2, p-cpe:/a:huawei:euleros:nettle

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/21/2020

Reference Information

CVE: CVE-2018-16869