CVE-2021-27794
CVSS V2 Medium 4.6
CVSS V3 High 7.8
Description
A vulnerability in the authentication mechanism of Brocade Fabric OS versions before Brocade Fabric OS v.9.0.1a, v8.2.3a and v7.4.2h could allow a user to Login with empty password, and invalid password through telnet, ssh and REST.
Overview
- CVE ID
- CVE-2021-27794
- Assigner
- sirt@brocade.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-08-12T15:15:07
- Last Modified Date
- 2021-08-23T15:24:37
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | 1 | OR | 7.4.2h | |
| cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | 1 | OR | 8.0.0 | 8.2.3a |
| cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | 1 | OR | 9.0.0 | 9.0.1a |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 4.6
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1552 | Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20210819-0001/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-27794 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27794 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:56:28 | Added to TrackCVE | |||
| 2022-12-05 08:01:36 | 2021-08-12T15:15Z | 2021-08-12T15:15:07 | CVE Published Date | updated |
| 2022-12-05 08:01:36 | 2021-08-23T15:24:37 | CVE Modified Date | updated | |
| 2022-12-05 08:01:36 | Analyzed | Vulnerability Status | updated |