Authenticated SQL Injection on Query functionality in Guardian/CMC before 22.6.3 and 23.1.0

Last update: 2024-05-20

Advisory IDNN-2023:9-01
TopicAuthenticated SQL Injection on Query functionality in Guardian/CMC before 22.6.3 and 23.1.0
CWE ImpactCWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Issue date2023-09-18
AffectsGuardian, CMC < v22.6.3 or < v23.1.0
CVE Name(s)CVE-2023-2567
CVSS Score7.2 (CVSS v4.0)
7.6 (CVSS v3.1)
CVE Risk LevelHigh (CVSS v4.0)
High (CVSS v3.1)
Risk Level for Nozomi customersMedium


A SQL Injection vulnerability in Nozomi Networks Guardian and CMC, due to improper input validation in certain parameters used in the Query functionality, allows an authenticated attacker to execute arbitrary SQL queries on the DBMS used by the web application.


Authenticated users can extract arbitrary information from the DBMS in an uncontrolled way.

Affected Products

Guardian, CMC < v22.6.3 or < v23.1.0

Workarounds and Mitigations

Use internal firewall features to limit access to the web management interface.


Upgrade to v22.6.3, v23.1.0 or later.

Modification History

2023-09-18: Initial revision
2023-11-13: Migrated to CSAF VEX format
2023-11-16: CSAF vers improvements
2024-05-20: Added CVSS v4.0 scoring where applicable

Related Links


We thank the following parties for their efforts:

  • Mostafa Soliman of IBM X-Force Red for finding this issue during a VAPT testing session commissioned by one of our customers


Nozomi Networks Product Security team can be reached at prodsec@nozominetworks.com.
More contact details on the PSIRT page.