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CVE-2001-0861
Cisco 12000 with IOS 12.0 and line cards based on Engine 2 and earlier allows remote attackers to cause a denial of service (CPU…
Medium5.0EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Cisco 12000 with IOS 12.0 and line cards based on Engine 2 and earlier allows remote attackers to cause a denial of service (CPU consumption) by flooding the router with traffic that generates a large number of ICMP Unreachable replies.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- M-018 (opens in a new tab)third-party-advisorygovernment-resourcex_refsource_CIACx_transferred
- cisco-icmp-unreachable-dos(7536) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 794 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20011114 ICMP Unreachable Vulnerability in Cisco 12000 Series Internet Router (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 3534 (opens in a new tab)vdb-entryx_refsource_BIDx_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 .