CVE-2017-6663
CISA KEVPublished March 3, 2022 · Updated April 3, 2026
high
Official Description+
A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause autonomic nodes of an affected system to reload, resulting in denial-of-service (DoS).
Affected Products
| Vendor | Product |
|---|---|
| Cisco | IOS and IOS XE Software |
Patch Status
Patch by 2022-03-24
Recommended Actions
- Check if your systems use any of the affected products listed above.
- Apply vendor patches immediately if available.
- This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
- Monitor vendor advisories for updates and additional mitigations.
- Review logs for indicators of compromise related to CVE-2017-6663.