CVE-2021-28509
6.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N
Summary
This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak MACsec sensitive data in clear text in CVP to other authorized users, which could cause MACsec traffic to be decrypted or modified by other authorized users on the device.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Arista Networks | Arista EOS | 4.23 <= 4.23.11 | affected |
| Arista Networks | Arista EOS | 4.24 <= 4.24.9 | affected |
| Arista Networks | Arista EOS | 4.25 <= 4.25.7 | affected |
| Arista Networks | Arista EOS | 4.26 <= 4.26.5 | affected |
| Arista Networks | Arista EOS | 4.27 <= 4.27.3 | affected |
| Arista Networks | Arista TerminAttr | v1.10 <= v1.10.10 | affected |
| Arista Networks | Arista TerminAttr | v1.16 <= v1.16.7 | affected |
| Arista Networks | Arista TerminAttr | v1.19 <= v1.19.1 | affected |
Weaknesses
- CWE-255: CWE-255 Credentials Management
Workarounds
On the affected versions, the vulnerabilities can be mitigated by disabling TerminAttr agent.
ADP Enrichment
CVE Program Container
Additional References
References
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