Security readout for executives and security teams
Plain-English summary
Brocade SANnav versions before 2.1.0a have an input-length validation flaw that could let a remote attacker trigger a denial-of-service condition. For executives, the main concern is availability of SAN management functions, not confirmed data theft or code execution based on the provided sources.
Executive priority
Treat as a medium operational priority if SANnav supports important storage operations. There is no confirmed active exploitation in the provided evidence, but a remotely triggerable denial of service against SAN management can still disrupt operations.
Technical view
The CVE describes improper validation of the length of user-supplied data used as a custom field name in Brocade SANnav before 2.1.0a. The documented impact is remote denial of service. The bundle provides no CVSS vector, CWE, affected CPEs, exploit details, or confirmed exploitation evidence.
Likely exposure
Exposure is limited to organizations running Brocade SANnav before version 2.1.0a. Risk is higher where SANnav management interfaces are reachable by untrusted networks, but the source bundle does not define exact attack surface details.
Exploitation context
The provided sources say remote attackers could cause denial of service. CISA KEV status is false, and the bundle contains no cited evidence of active exploitation, public exploit availability, or weaponized campaigns.
Researcher notes
Evidence is sparse. The CVE record identifies the vulnerable product, version boundary, and DoS impact, but not CVSS, CWE, exact request path, authentication requirement, or exploit prerequisites. Avoid assuming broader Brocade product exposure.
Mitigation direction
- Identify all Brocade SANnav deployments and record their versions.
- Upgrade affected SANnav systems to 2.1.0a or a later vendor-supported release.
- Review Broadcom advisory 2021-1319 for vendor-specific remediation guidance.
- Prioritize systems reachable from less trusted networks.
- Track maintenance windows around SAN management availability risk.
Validation and detection
- Confirm SANnav version is 2.1.0a or later.
- Check asset inventory for remaining pre-2.1.0a installations.
- Review change records for completed SANnav remediation.
- Verify administrative access paths are documented and expected.
- Monitor SANnav availability after remediation.
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-2020-15379 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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-2021-1319CVE 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.