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EulerOS 2.0 SP5 : openssl1.1.1d (EulerOS-SA-2021-2225)

medium Nessus Plugin ID 151772

Synopsis

The remote EulerOS host is missing a security update.

Description

According to the version of the openssl1.1.1d packages installed, the EulerOS installation on the remote host is affected by the following vulnerability :

 - The OpenSSL toolkit provides support for secure communications between machines. OpenSSL includes a certificate management tool and shared libraries which provide various cryptographic algorithms and protocols.Security Fix(es):A flaw was found in openssl.
 A sA flaw was found in openssl. A server crash and denial of service attack could occur if a client sends a TLSv1.2 renegotiation ClientHello and omits the signature_algorithms extension but includes a signature_algorithms_cert extension. The highest threat from this vulnerability is to system availability.
 crash and denial of service attack could occur if a client sends a TLSv1.2 renegotiation ClientHello and omits the signature_algorithms extension but includes a signature_algorithms_cert extension. The highest threat from this vulnerability is to system availability.(CVE-2021-3449)

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 openssl1.1.1d package.

See Also

http://www.nessus.org/u?2b7bdae5

Plugin Details

Severity: Medium

ID: 151772

File Name: EulerOS_SA-2021-2225.nasl

Version: 1.4

Type: local

Published: 7/16/2021

Updated: 12/7/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.6

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

CVSS Score Source: CVE-2021-3449

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.5

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

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

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:openssl111d, p-cpe:/a:huawei:euleros:openssl111d-devel, p-cpe:/a:huawei:euleros:openssl111d-libs, p-cpe:/a:huawei:euleros:openssl111d-static, cpe:/o:huawei:euleros:2.0

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

Excluded KB Items: Host/EulerOS/uvp_version

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/16/2021

Reference Information

CVE: CVE-2021-3449