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CVE-2003-1398
Cisco IOS 12.0 through 12.2, when IP routing is disabled, accepts false ICMP redirect messages, which allows remote attackers to cause a…
High9.3EPSS 1.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 1.8% · top 21% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Weakness
Affected products
n/a
- affected n/a
References (4)
- cisco-ios-icmp-redirect(11306) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 6823 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1006075 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20030211 Field Notice - IOS Accepts ICMP Redirects in Non-default Configuration Settings (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .