CVE-2017-3752
An industry-wide vulnerability has been identified in the implementation of the Open Shortest Path First (OSPF) routing protocol used on…
- Published
- Updated
- Reserved
- Assigned by
- lenovo
Description
An industry-wide vulnerability has been identified in the implementation of the Open Shortest Path First (OSPF) routing protocol used on some Lenovo switches. Exploitation of these implementation flaws may result in attackers being able to erase or alter the routing tables of one or many routers, switches, or other devices that support OSPF within a routing domain.
Timeline
ID reserved
By lenovo
- 8 months later
· 8 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.2 | CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.44% · top 62% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.2.
Weakness
- Erasure or alteration of routing tables within a routing domain
- CWE-20 (opens in a new tab)All about CWE-20 and its CVEs
Affected products
Lenovo Group Ltd. · Lenovo and IBM Switch Products
- affected Various
References (2)
- https://support.lenovo.com/us/en/product_security/LEN-14078 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 99995 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-3752)Record last updated .