CVE-2021-28498
First published: Thu Sep 09 2021(Updated: )
In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user enable passwords set in clear text could result in unprivileged users getting complete access to the systems. This issue affects: Arista Metamako Operating System MOS-0.13 and post releases in the MOS-0.1x train MOS-0.26.6 and prior releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train
Credit: psirt@arista.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Arista Metamako Operating System | >=0.10.0<=0.13.0 | |
| Arista Metamako Operating System | >=0.26.0<0.26.7 | |
| Arista Metamako Operating System | >=0.31.0<0.32.0 | |
| Arista 7130 |
Remedy
Upgrade to MOS-0.26.7 or MOS-0.32.0
Remedy
Install hotfix stored at https://www.arista.com/assets/data/SecurityAdvisories/SA64-67/SecurityAdvisory64-67-Hotfix-mos-1818-2.0.0-1.11.core2_64.rpm For detailed information about hotfix installation, please see the advisory https://www.arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-28498?
CVE-2021-28498 is a vulnerability in Arista's MOS (Metamako Operating System) software, which could allow unprivileged users to gain complete access to the systems if user enable passwords are set in clear text.
Which software versions are affected by CVE-2021-28498?
CVE-2021-28498 affects Arista Metamako Operating System MOS-0.13 and post releases in version ranges 0.10.0 to 0.13.0, 0.26.0 to 0.26.7, and 0.31.0 to 0.32.0.
What is the severity of CVE-2021-28498?
CVE-2021-28498 has a severity rating of 7.8 (High).
How can unprivileged users gain complete access to the systems due to CVE-2021-28498?
Unprivileged users can gain complete access to the systems if user enable passwords are set in clear text in Arista's MOS software.
How can I fix CVE-2021-28498?
To fix CVE-2021-28498, ensure user enable passwords are not set in clear text in Arista's MOS software.
- collector/nvd-index
- agent/weakness
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/author
- agent/last-modified-date
- agent/remedy
- agent/references
- agent/tags
- agent/description
- agent/first-publish-date
- agent/event
- vendor/arista
- canonical/arista metamako operating system
- version/arista metamako operating system/0.10.0
- version/arista metamako operating system/0.13.0
- version/arista metamako operating system/0.26.0
- version/arista metamako operating system/0.31.0
- canonical/arista 7130