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EulerOS 2.0 SP9 : dnsmasq (EulerOS-SA-2023-1839)

high Nessus Plugin ID 175544

Synopsis

The remote EulerOS host is missing a security update.

Description

According to the versions of the dnsmasq package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

 - An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020. (CVE-2023-28450)

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 dnsmasq packages.

See Also

http://www.nessus.org/u?ce82f204

Plugin Details

Severity: High

ID: 175544

File Name: EulerOS_SA-2023-1839.nasl

Version: 1.0

Type: local

Published: 5/13/2023

Updated: 5/13/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2023-28450

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:dnsmasq, cpe:/o:huawei:euleros:2.0

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

Excluded KB Items: Host/EulerOS/uvp_version

Exploit Ease: No known exploits are available

Patch Publication Date: 5/9/2023

Vulnerability Publication Date: 3/15/2023

Reference Information

CVE: CVE-2023-28450