Back
CVE-2001-1071
Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory…
Medium5.0EPSS 2.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory consumption) via a flood of CDP neighbor announcements.
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)
- 2.3% · top 17% 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: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- 1969 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- cisco-ios-cdp-dos(7242) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- VU#139491 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 20011009 Cisco CDP attacks (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 3412 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20011009 Cisco Systems - Vulnerability in CDP (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 .