Summary
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.
- Vendor
- Cisco
- Product
- IOS and IOS XE
- Added to KEV
- Nov 3, 2021
- Remediation due
- May 3, 2022 (US federal deadline)
- Ransomware use
- Not known
- Weakness
- CWE-20
- EPSS
- 99.5% as of Nov 12
In the news
- No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
- none recorded
References