CVE-2021-28496
In Arista's EOS software affected releases, the shared secret profiles sensitive configuration might be leaked when displaying output over eAPI or other JSON outputs to authenticated users on the device.
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
- Fix
- Fixed in EOS-4.23.10, EOS-4.24.8, EOS-4.25.5, EOS-4.26.2
- 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
On systems running Arista EOS and CloudEOS with the affected release version, when using shared secret profiles the password configured for use by BiDirectional Forwarding Detection (BFD) will be leaked when displaying output over eAPI or other JSON outputs to other authenticated users on the device. The affected EOS Versions are: all releases in 4.22.x train, 4.23.9 and below releases in the 4.23.x train, 4.24.7 and below releases in the 4.24.x train, 4.25.4 and below releases in the 4.25.x train, 4.26.1 and below releases in the 4.26.x train
Timeline
- CVE published
- Record last updated
Affected versions
- Arista Networks Arista EOS
From EOS-4.22 · through EOS-4.22.12; From EOS-4.23 · fixed in EOS-4.23.10; From EOS-4.24 · fixed in EOS-4.24.8; From EOS-4.25 · fixed in EOS-4.25.5; From EOS-4.26 · fixed in EOS-4.26.2