Description
Cisco IOS and IOS XE Software improperly validates packet data, allowing an unauthenticated, remote attacker to trigger a reload of an affected device, cause a denial-of-service (DoS) condition, or perform code execution on the affected device.
NVD enrichment (full description, CVSS vector, CWEs) has not completed for this CVE yet — shown above is the CISA KEV short description only.
Scoring
- CVSS: Not yet available
- EPSS exploitation probability: Not yet available
- EPSS percentile: Not yet available
CISA KEV status
- Added to KEV: 2021-11-03
- Remediation due date: 2022-05-03
- Known ransomware campaign use: Unknown
More from Cisco
- CVE-2026-76418 — Secure Firewall ASA Software and Cisco Secure FTD Software
- CVE-2026-76519 — Secure Email Gateway
- CVE-2026-76504 — Catalyst SD-WAN Manager
- CVE-2026-76460 — Identity Services Engine
- CVE-2026-76461 — Secure Email Gateway