CVE-2021-27793
CVSS V2 Medium 5
CVSS V3 Medium 5.3
Description
ntermittent authorization failure in aaa tacacs+ with Brocade Fabric OS versions before Brocade Fabric OS v9.0.1b and after 9.0.0, also in Brocade Fabric OS before Brocade Fabric OS v8.2.3a and after v8.2.0 could cause a user with a valid account to be unable to log into the switch.
Overview
- CVE ID
- CVE-2021-27793
- Assigner
- sirt@brocade.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-08-12T15:15:07
- Last Modified Date
- 2021-08-23T14:51:32
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | 1 | OR | 8.2.0 | 8.2.3 |
| cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:* | 1 | OR | 9.0.0 | 9.0.1 |
| cpe:2.3:o:broadcom:fabric_operating_system:8.2.3:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:broadcom:fabric_operating_system:9.0.1:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:broadcom:fabric_operating_system:9.0.1a:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- LOW
- Base Score
- 5.3
- Base Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 1.4
References
| Reference URL | Reference Tags |
|---|---|
| https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1553 | 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-2021-27793 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27793 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:56:29 | Added to TrackCVE | |||
| 2022-12-05 08:01:32 | 2021-08-12T15:15Z | 2021-08-12T15:15:07 | CVE Published Date | updated |
| 2022-12-05 08:01:32 | 2021-08-23T14:51:32 | CVE Modified Date | updated | |
| 2022-12-05 08:01:32 | Analyzed | Vulnerability Status | updated |