CVEvulnerability
CVE-2020-15897
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-10-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Description
Arista EOS before 4.21.12M, 4.22.x before 4.22.7M, 4.23.x before 4.23.5M, and 4.24.x before 4.24.2F allows remote attackers to cause traffic loss or incorrect forwarding of traffic via a malformed link-state PDU to the IS-IS router.
Affected configurations
• arista eos (< 4.21.12m)
• arista eos (>= 4.22 < 4.22.7m)
• arista eos (>= 4.23 < 4.23.5m)
• arista eos (>= 4.24 < 4.24.2f)
References
- https://www.arista.com/en/support/advisories-notices/security-advisories/11760-security-advisory-54 Exploit, Vendor Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/11760-security-advisory-54 Exploit, Vendor Advisory