CVE-2023-5253

Check Point IoT integration: WebSocket returns assets data without authentication in Guardian/CMC before 23.3.0

HIGH
7.5
CVSS Score
Published: January 15, 2024 at 10:53 AM UTC
Updated: June 17, 2026 at 06:48 AM UTC
2 products affected across 1 vendorGuardianCMC

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Severity
HIGH7.5
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

A missing authentication check in the WebSocket channel used for the Check Point IoT integration in Nozomi Networks Guardian and CMC, may allow an unauthenticated attacker to obtain assets data without authentication. Malicious unauthenticated users with knowledge on the underlying system may be able to extract limited asset information.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 23.3.0
Affected range stops below 23.3.0, so it looks safe — our inference, not a vendor statement
v < 23.3.0
Affected range stops below 23.3.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-306

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