CVE-2021-28499 - CVE House
Back to Database
Status published Medium CVE-2021-28499

In Arista's MOS (Metamako Operating System) software which is supported...

Vulnerability Description

In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user account passwords set in clear text could leak to users without any password. This issue affects: Arista Metamako Operating System MOS-0.18 and post releases in the MOS-0.1x train All releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-28499

Credits & Attribution

No credits recorded in the NVD database.

References

More from Arista

View All →
CVE-2025-2767
Arista NG Firewall User-Agent Cross-Site Scripting Remote Code Execution Vulnerability
High 8.8
CVE-2024-12832
Arista NG Firewall ReportEntry SQL Injection Arbitrary File Read and Write Vulnerability
High 8.3
CVE-2024-12831
Arista NG Firewall uvm_login Incorrect Authorization Privilege Escalation Vulnerability
Medium 6.6
CVE-2024-12830
Arista NG Firewall custom_handler Directory Traversal Remote Code Execution Vulnerability
High 8.1
CVE-2024-12829
Arista NG Firewall ExecManagerImpl Command Injection Remote Code Execution Vulnerability
High 7.2

Affected Vendor

Affected Software

Metamako Operating System
Vulnerable Versions:
MOS-0.18, MOS-0.32.0

Timeline

Official Publish: September 9th, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

Weaknesses (CWE)

CWE-255

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.