Security readout for executives and security teams
Plain-English summary
This Brocade Fabric OS issue lets someone with authenticated CLI access misuse the history command to write arbitrary content to files. It is not described as unauthenticated remote exploitation, but it matters where storage-network switch administration accounts are broadly shared.
Executive priority
Prioritize for storage-network environments with many CLI users or weak account separation. Treat as a controlled-access risk rather than an internet-scale emergency unless local exposure is broader.
Technical view
CVE-2020-15388 affects Brocade Fabric OS versions before the fixed releases listed in the sources. An authenticated CLI user can abuse the history command for arbitrary file writes. The bundle provides no CVSS, CWE, exploit details, or confirmed impact beyond file content modification.
Likely exposure
Exposure is limited to Brocade Fabric OS systems where users can authenticate to the CLI, especially Fibre Channel switches with shared or overprivileged admin access.
Exploitation context
The source bundle does not support active exploitation, and the CVE is not marked KEV. Exploitation requires authenticated CLI access according to the description.
Researcher notes
The source data has incomplete scoring and some version ambiguity, including differing 8.2.3 versus 8.2.3a references. Validate affected release trains against Broadcom’s advisory before final remediation tracking.
Mitigation direction
- Identify Brocade Fabric OS versions across managed switches.
- Upgrade to Broadcom-listed fixed releases for the applicable branch.
- Review Broadcom advisory guidance before applying compensating controls.
- Limit CLI access to required administrators only.
- Audit shared, stale, or overprivileged switch accounts.
Validation and detection
- Confirm the running Fabric OS version on each Brocade switch.
- Compare versions against the source-listed affected and fixed releases.
- Review CLI user inventory and privilege assignments.
- Check administrative logs for unusual history command usage or file changes.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2020-15388 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1493CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.