CVE-2023-32649 - CVE House
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Status published High CVE-2023-32649

DoS on IDS parsing of malformed asset fields in Guardian/CMC >= 22.6.0 before 22.6.3 and 23.1.0

Vulnerability Description

A Denial of Service (Dos) vulnerability in Nozomi Networks Guardian and CMC, due to improper input validation in certain fields used in the Asset Intelligence functionality of our IDS, allows an unauthenticated attacker to crash the IDS module by sending specially crafted malformed network packets. During the (limited) time window before the IDS module is automatically restarted, network traffic may not be analyzed.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • This issue was found by Nozomi Networks during an internal investigation.

References

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Affected Vendor

Nozomi Networks

View all reports →

Affected Software

Guardian, CMC
Vulnerable Versions:
22.6.0, 23.0.0

Timeline

Official Publish: September 19th, 2023
Last Modified: February 27th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-1286

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.