CVE-2021-28509
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
TerminAttr streams MACsec sensitive data in clear text to other authorized users in CVP
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Arista EOS
- Vendor
- Arista Networks
- Product
- Arista EOS
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 4.23 | affected | custom | Unavailable | 4.23.11 | None listed |
| 4.24 | affected | custom | Unavailable | 4.24.9 | None listed |
| 4.25 | affected | custom | Unavailable | 4.25.7 | None listed |
| 4.26 | affected | custom | Unavailable | 4.26.5 | None listed |
| 4.27 | affected | custom | Unavailable | 4.27.3 | None listed |
Arista TerminAttr
- Vendor
- Arista Networks
- Product
- Arista TerminAttr
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| v1.10 | affected | custom | Unavailable | v1.10.10 | None listed |
| v1.16 | affected | custom | Unavailable | v1.16.7 | None listed |
| v1.19 | affected | custom | Unavailable | v1.19.1 | None listed |