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CBL Mariner 2.0 Security Update: dnsmasq (CVE-2022-0934)

high Nessus Plugin ID 173528

Synopsis

The remote CBL Mariner host is missing one or more security updates.

Description

The version of dnsmasq installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2022-0934 advisory.

 - A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service. (CVE-2022-0934)

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://nvd.nist.gov/vuln/detail/CVE-2022-0934

Plugin Details

Severity: High

ID: 173528

File Name: mariner_dnsmasq_CVE-2022-0934.nasl

Version: 1.0

Type: local

Published: 3/28/2023

Updated: 3/28/2023

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-2022-0934

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:microsoft:cbl-mariner:dnsmasq, p-cpe:/a:microsoft:cbl-mariner:dnsmasq-debuginfo, x-cpe:/o:microsoft:cbl-mariner

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/14/2023

Vulnerability Publication Date: 4/3/2022

Reference Information

CVE: CVE-2022-0934