CVE-2021-28509
TerminAttr streams MACsec sensitive data in clear text to other authorized users in CVP
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
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.
Timeline
- CVE published
- Record last updated
Affected versions
- Arista Networks Arista EOS
From 4.23 · through 4.23.11; From 4.24 · through 4.24.9; From 4.25 · through 4.25.7; From 4.26 · through 4.26.5; From 4.27 · through 4.27.3
- Arista Networks Arista TerminAttr
From v1.10 · through v1.10.10; From v1.16 · through v1.16.7; From v1.19 · through v1.19.1