CVE-1999-0063 — MEDIUM severity vulnerability (Cisco IOS 12.0 and other versions can be crashed by maliciou)
Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port.
| CVE ID | CVE-1999-0063 |
|---|---|
| Severity | MEDIUM |
| CVSS score | 5.0 |
| CVSS vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| CWE | NVD-CWE-Other |
| Status | Modified |
| Published | 1999-01-11 |
| Last modified | 2026-04-16 |
| Description | Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port. |
| Source | NIST National Vulnerability Database |
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