CVE Catalog

CVE-2026-33367

HighCVSS 8.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.29%

20th percentile - higher than 20% of all known CVEs

Summary

SNMP can be used to perform administrative actions such as retrieving configuration files, modifying user accounts or device settings, and initiating firmware or bootloader upgrades or downgrades—all without any authentication.

Risk Assessment

An unauthenticated attacker can take control of the device, alter configuration, and install malicious software. This is a critical network security threat.

Recommendation

Disable SNMP or secure it with strong authentication and ACLs. Update device firmware and monitor for unauthorized configuration changes.

Related vulnerabilities

Original NVD description (English source)

SNMP can be used to perform administrative actions such as retrieving configuration files, modifying user accounts or device settings, and initiating firmware or bootloader upgrades or downgrades—all without any authentication.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS