cvedb.io
CVE-2021-34699
HIGH · CVSS 7.7
EPSS exploitation probability: 0%
Published 2021-09-23T03:15:16.647 · Last modified 2026-06-17T03:56:22.523

Summary

A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.

Affected products

cisco — ios

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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.