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CVE-1999-1216
Cisco routers 9.17 and earlier allow remote attackers to bypass security restrictions via certain IP source routed packets that should…
High7.5EPSS 2.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Cisco routers 9.17 and earlier allow remote attackers to bypass security restrictions via certain IP source routed packets that should normally be denied using the "no ip source-route" command.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (3)
- D-15 (opens in a new tab)third-party-advisorygovernment-resourcex_refsource_CIACx_transferred
- CA-1993-07 (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- cisco-sourceroute(541) (opens in a new tab)vdb-entryx_refsource_XFx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-1999-1216)Record last updated .