Security Bulletin
Summary
Brocade Fabric OS versions before v9.0.0 and after version v8.1.0, configured in Virtual Fabric mode contain a weakness in the ldap implementation .
Vulnerability Details
CVEID: CVE-2020-15376
DESCRIPTION: Broadcom Brocade Fabric OS could allow a remote attacker to bypass security restrictions, caused by a weakness in the ldap implementation. By sending a specially-crafted request, an attacker could exploit this vulnerability to login in the Brocade Fibre Channel SAN switch with "user" privileges if it is not associated with any groups.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/192816 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| FOS | 9.0 |
| FOS | 8.2 |
Remediation/Fixes
| Product | VRMF with Fix | IBM SAN b-type Firmware Support Page |
| FOS 9.0 | 9.0.0b | https://www.ibm.com/support/pages/node/6371270 |
| FOS 8.2 | 8.2.2d | https://www-01.ibm.com/support/docview.wss?uid=ssg1S1009577 |
| 8.2.3 | https://www-01.ibm.com/support/docview.wss?uid=ssg1S1009577 |
Workarounds and Mitigations
None
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References
Acknowledgement
Change History
27 Jan 2021: Initial Publication
31 March 2021: Added FOS 8.2.3 list of releases with the fix
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
31 March 2021
Initial Publish date:
27 January 2021
UID
ibm16409182