Vulnerability Description
The implementation of the OSPF protocol in VMware NSX-V Edge 6.2.x prior to 6.2.8 and NSX-V Edge 6.3.x prior to 6.3.3 doesn't correctly handle the link-state advertisement (LSA). A rogue LSA may exploit this issue resulting in continuous sending of LSAs between two routers eventually going in loop or loss of connectivity.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Nsx-V Edge | >= 6.2.0, < 6.2.8 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/100277Third Party AdvisoryVDB Entry
- https://www.vmware.com/security/advisories/VMSA-2017-0014.htmlVendor Advisory
- http://www.securityfocus.com/bid/100277Third Party AdvisoryVDB Entry
- https://www.vmware.com/security/advisories/VMSA-2017-0014.htmlVendor Advisory
FAQ
What is CVE-2017-4920?
CVE-2017-4920 is a vulnerability with a CVSS score of 5.9 (MEDIUM). The implementation of the OSPF protocol in VMware NSX-V Edge 6.2.x prior to 6.2.8 and NSX-V Edge 6.3.x prior to 6.3.3 doesn't correctly handle the link-state advertisement (LSA). A rogue LSA may explo...
How severe is CVE-2017-4920?
CVE-2017-4920 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-4920?
Check the references section above for vendor advisories and patch information. Affected products include: Vmware Nsx-V Edge.