March 3, 2022 · Applied Cybernetics Group
CVE-2017-12232 — Cisco IOS software
Cisco IOS Software for Cisco Integrated Services Routers Denial-of-Service Vulnerability
- Added to KEV
2022-03-03- Federal due date
2022-03-24- Vendor
- Cisco
- Product
- IOS software
- EPSS
- 80.6th percentile (score 0.014, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2017-12232
CISA short description
A vulnerability in the implementation of a protocol in Cisco Integrated Services Routers Generation 2 (ISR G2) Routers running Cisco IOS could allow an unauthenticated, adjacent attacker to cause an affected device to reload, resulting in a denial of service.
Required action
Apply updates per vendor instructions.