6.3
MEDIUM
CVE-2021-28499
Arista Metamako Operating System Clear Text Password Leak
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

INFO

Published Date :

Sept. 9, 2021, 1:15 p.m.

Last Modified :

July 29, 2022, 4:43 p.m.

Remotely Exploitable :

No

Impact Score :

3.7

Exploitability Score :

2.0
Affected Products

The following products are affected by CVE-2021-28499 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Arista metamako_operating_system
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-28499.

URL Resource
https://www.arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64 Mitigation Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-28499 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-28499 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Jul. 29, 2022

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Sep. 23, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://www.arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64 No Types Assigned https://www.arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64 Mitigation, Vendor Advisory
    Added CWE NIST CWE-522
    Added CPE Configuration AND OR *cpe:2.3:o:arista:metamako_operating_system:*:*:*:*:*:*:*:* versions from (including) 0.10.0 up to (including) 0.18.0 *cpe:2.3:o:arista:metamako_operating_system:*:*:*:*:*:*:*:* versions from (including) 0.20.0 up to (excluding) 0.32.0 OR cpe:2.3:h:arista:7130:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-28499 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.10253

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability