Security readout for executives and security teams
Plain-English summary
This CVE affects NetApp E-Series SANtricity OS Controller Software 11.x before 11.70.1. A remote attacker may be able to learn information from error messages, which could help plan later, more complex attacks. The source bundle does not provide CVSS scoring or evidence of active exploitation.
Executive priority
Treat this as a targeted exposure cleanup for storage infrastructure. Prioritize externally reachable or broadly accessible management interfaces first, but avoid overstating urgency because the supplied sources do not show exploitation or severity scoring.
Technical view
CVE-2021-26997 is a remote information-disclosure issue in E-Series SANtricity OS Controller Software 11.x before 11.70.1. The described exposure is error-message information leakage that may support attack chaining. No CWE, CVSS vector, authentication condition, or detailed affected configuration is provided in the supplied sources.
Likely exposure
Organizations using NetApp E-Series storage controllers with SANtricity OS Controller Software 11.x below 11.70.1 may be exposed, especially where management interfaces are reachable by untrusted networks.
Exploitation context
The bundle does not cite CISA KEV listing or active exploitation. The stated risk is remote information discovery through error messages, potentially useful for reconnaissance or chaining with other vulnerabilities.
Researcher notes
Key gaps are CVSS, CWE, authentication requirements, and technical advisory detail. The reliable source-grounded facts are affected product family, vulnerable version range, remote information disclosure via error messaging, and the 11.70.1 version boundary.
Mitigation direction
- Identify all NetApp E-Series systems running SANtricity OS Controller Software 11.x.
- Upgrade affected systems to SANtricity OS Controller Software 11.70.1 or later per vendor guidance.
- Restrict SANtricity management access to trusted administrative networks.
- Review NetApp advisory NTAP-20210610-0004 for environment-specific remediation details.
Validation and detection
- Confirm each controller's SANtricity OS Controller Software version is 11.70.1 or later.
- Check whether SANtricity management interfaces are exposed to untrusted networks.
- Review access logs for unusual remote error-triggering or reconnaissance patterns.
- Document remaining systems below 11.70.1 and assign remediation owners.
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-2021-26997 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-20210610-0004CVE 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.