Security readout for executives and security teams
Plain-English summary
This issue affects NetApp E-Series SANtricity OS Controller Software 11.x before 11.70.1. A user who already has privileged access could exploit it to run arbitrary code on the storage controller. That makes it most urgent for environments where SANtricity administrative access is broadly shared, externally reachable, or weakly monitored.
Executive priority
Prioritize remediation for affected storage systems because code execution on storage controllers can threaten data availability and operational continuity. Urgency is lower where systems are already upgraded and privileged access is tightly controlled.
Technical view
CVE-2021-26995 is an arbitrary code execution vulnerability in E-Series SANtricity OS Controller Software 11.x prior to 11.70.1. The source bundle identifies privileged attackers as the required threat actor. No CVSS vector, CWE, exploit method, or root cause is provided in the cited sources.
Likely exposure
Exposure is limited to organizations running E-Series SANtricity OS Controller Software 11.x versions earlier than 11.70.1. Risk depends heavily on who has privileged SANtricity access and whether management interfaces are restricted.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. The only supported exploitation context is that a privileged attacker could execute arbitrary code if exploitation succeeds.
Researcher notes
Evidence is sparse: no CVSS, CWE, exploit details, or technical root cause are included in the provided sources. Analysis should stay scoped to version exposure, privilege requirements, and vendor remediation guidance.
Mitigation direction
- Upgrade affected SANtricity OS Controller Software to 11.70.1 or later per vendor guidance.
- Review NetApp advisory NTAP-20210610-0002 for product-specific instructions.
- Restrict SANtricity management access to trusted administrative networks.
- Audit privileged SANtricity accounts and remove unnecessary access.
- Monitor storage controller administration events for unexpected privileged activity.
Validation and detection
- Inventory E-Series arrays and record SANtricity OS Controller Software versions.
- Confirm no managed controller is running 11.x earlier than 11.70.1.
- Verify management interfaces are not reachable from untrusted networks.
- Review privileged user lists for shared, stale, or excessive access.
- Check vendor advisory status before closing 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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-26995 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://security.netapp.com/advisory/NTAP-20210610-0002CVE 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.