Detections
Analytics
CBL Mariner 2.0 Security Update: lua / memcached / ntopng (CVE-2021-44964)
medium Nessus Plugin ID 241890
Synopsis
The remote CBL Mariner host is missing one or more security updates.Description
The version of lua / memcached / ntopng 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-2021-44964 advisory.- Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sandbox Escape via a crafted script file. (CVE-2021-44964)
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
Plugin Details
Severity: Medium
ID: 241890
File Name: mariner_CVE-2021-44964.nasl
Version: 1.1
Type: local
Family: MarinerOS Local Security Checks
Published: 7/11/2025
Updated: 7/11/2025
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.2
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.4
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS Score Source: CVE-2021-44964
CVSS v3
Risk Factor: Medium
Base Score: 6.3
Temporal Score: 5.7
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/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, x-cpe:/o:microsoft:cbl-mariner, p-cpe:/a:microsoft:cbl-mariner:memcached-devel, p-cpe:/a:microsoft:cbl-mariner:lua-devel, p-cpe:/a:microsoft:cbl-mariner:lua-libs, p-cpe:/a:microsoft:cbl-mariner:ntopng, p-cpe:/a:microsoft:cbl-mariner:lua-debuginfo, p-cpe:/a:microsoft:cbl-mariner:lua-static, p-cpe:/a:microsoft:cbl-mariner:memcached
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/CBLMariner/release, Host/CBLMariner/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/8/2025
Vulnerability Publication Date: 3/14/2022
Reference Information
CVE: CVE-2021-44964