cvedb.io
CVE-2025-20151
MEDIUM · CVSS 4.3
EPSS exploitation probability: 0%
Published 2025-05-07T18:15:37.007 · Last modified 2026-06-17T08:40:48.007

Summary

A vulnerability in the implementation of the Simple Network Management Protocol Version 3 (SNMPv3) feature of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to poll an affected device using SNMP, even if the device is configured to deny SNMP traffic from an unauthorized source or the SNMPv3 username is removed from the configuration. This vulnerability exists because of the way that the SNMPv3 configuration is stored in the Cisco IOS Software and Cisco IOS XE Software startup configuration. An attacker could exploit this vulnerability by polling an affected device from a source address that should have been denied. A successful exploit could allow the attacker to perform SNMP operations from a source that should be denied. Note: The attacker

Affected products

cisco — ios_xe_sd-wan

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.