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CBL Mariner 2.0 Security Update: lua (CVE-2021-44647)

medium Nessus Plugin ID 172919

Synopsis

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

Description

The version of lua 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-2021-44647 advisory.

 - Lua v5.4.3 and above are affected by SEGV by type confusion in funcnamefromcode function in ldebug.c which can cause a local denial of service. (CVE-2021-44647)

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-2021-44647

Plugin Details

Severity: Medium

ID: 172919

File Name: mariner_lua_CVE-2021-44647.nasl

Version: 1.2

Type: local

Published: 3/20/2023

Updated: 8/29/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2021-44647

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: p-cpe:/a:microsoft:cbl-mariner:lua-devel, p-cpe:/a:microsoft:cbl-mariner:lua-debuginfo, p-cpe:/a:microsoft:cbl-mariner:lua-libs, p-cpe:/a:microsoft:cbl-mariner:lua-static, x-cpe:/o:microsoft:cbl-mariner, p-cpe:/a:microsoft:cbl-mariner:lua

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/12/2022

Vulnerability Publication Date: 1/11/2022

Reference Information

CVE: CVE-2021-44647