CVE-2021-28506
CVSS V2 High 9.4
CVSS V3 Critical 9.1
Description
An issue has recently been discovered in Arista EOS where certain gNOI APIs incorrectly skip authorization and authentication which could potentially allow a factory reset of the device.
Overview
- CVE ID
- CVE-2021-28506
- Assigner
- psirt@arista.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-01-14T20:15:10
- Last Modified Date
- 2022-07-14T18:47:40
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | 1 | OR | 4.24.0 | 4.24.7m |
| cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | 1 | OR | 4.25.0 | 4.25.3 |
| cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | 1 | OR | 4.25.4 | 4.25.4m |
| cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | 1 | OR | 4.25.5 | 4.25.5.1m |
| cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | 1 | OR | 4.26.0 | 4.26.2f |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 9.4
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 9.2
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 9.1
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://www.arista.com/en/support/advisories-notices/security-advisories/13449-security-advisory-0071 | Exploit Mitigation Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-28506 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28506 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:36:12 | Added to TrackCVE | |||
| 2022-12-06 06:39:22 | 2022-01-14T20:15Z | 2022-01-14T20:15:10 | CVE Published Date | updated |
| 2022-12-06 06:39:22 | 2022-07-14T18:47:40 | CVE Modified Date | updated | |
| 2022-12-06 06:39:22 | Analyzed | Vulnerability Status | updated |