Vulnerability Description
A vulnerability has been found in the implementation of the Label Distribution Protocol (LDP) protocol in EOS. Under race conditions, the LDP agent can establish an LDP session with a malicious peer potentially allowing the possibility of a Denial of Service (DoS) attack on route updates and in turn potentially leading to an Out of Memory (OOM) condition that is disruptive to traffic forwarding. Affected EOS versions include: 4.22 release train: 4.22.1F and earlier releases 4.21 release train: 4.21.0F - 4.21.2.3F, 4.21.3F - 4.21.7.1M 4.20 release train: 4.20.14M and earlier releases 4.19 release train: 4.19.12M and earlier releases End of support release trains (4.18 and 4.17)
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Arista | Extensible Operating System | >= 4.19, <= 4.19.12m |
| Arista | 7020R | - |
| Arista | 7280E | - |
| Arista | 7280R | - |
| Arista | 7280R2 | - |
| Arista | 7280R3 | - |
| Arista | 7500E | - |
| Arista | 7500R | - |
| Arista | 7500R2 | - |
| Arista | 7500R3 | - |
Related Weaknesses (CWE)
References
- https://www.arista.com/en/support/advisories-noticesVendor Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/8321-seVendor Advisory
- https://www.arista.com/en/support/advisories-noticesVendor Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/8321-seVendor Advisory
FAQ
What is CVE-2019-14810?
CVE-2019-14810 is a vulnerability with a CVSS score of 5.9 (MEDIUM). A vulnerability has been found in the implementation of the Label Distribution Protocol (LDP) protocol in EOS. Under race conditions, the LDP agent can establish an LDP session with a malicious peer p...
How severe is CVE-2019-14810?
CVE-2019-14810 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-2019-14810?
Check the references section above for vendor advisories and patch information. Affected products include: Arista Extensible Operating System, Arista 7020R, Arista 7280E, Arista 7280R, Arista 7280R2.