CVE-2003-1398 — HIGH severity vulnerability (Cisco IOS 12.0 through 12.2, when IP routing is disabled, ac)
Cisco IOS 12.0 through 12.2, when IP routing is disabled, accepts false ICMP redirect messages, which allows remote attackers to cause a denial of service (network routing modification).
| CVE ID | CVE-2003-1398 |
|---|---|
| Severity | HIGH |
| CVSS score | 9.3 |
| CVSS vector | AV:N/AC:M/Au:N/C:C/I:C/A:C |
| CWE | CWE-200 |
| Status | Modified |
| Published | 2003-12-31 |
| Last modified | 2026-04-16 |
| Description | Cisco IOS 12.0 through 12.2, when IP routing is disabled, accepts false ICMP redirect messages, which allows remote attackers to cause a denial of service (network routing modification). |
| Source | NIST National Vulnerability Database |
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