Detections
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RHEL 9 : lua (RHSA-2023:0957)
medium Nessus Plugin ID 171975
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Synopsis
The remote Red Hat host is missing one or more security updates for lua.Description
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0957 advisory.- lua: stack overflow in lua_resume of ldo.c allows a DoS via a crafted script file (CVE-2021-43519)
- lua: use after free allows Sandbox Escape (CVE-2021-44964)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL lua package based on the guidance in RHSA-2023:0957.See Also
http://www.nessus.org/u?a197274b
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2047672
Plugin Details
Severity: Medium
ID: 171975
File Name: redhat-RHSA-2023-0957.nasl
Version: 1.4
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 2/28/2023
Updated: 4/28/2024
Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, 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: cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:lua, p-cpe:/a:redhat:enterprise_linux:lua-devel, p-cpe:/a:redhat:enterprise_linux:lua-libs
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 2/28/2023
Vulnerability Publication Date: 11/9/2021
Reference Information
CVE: CVE-2021-43519, CVE-2021-44964