Security readout for executives and security teams
Plain-English summary
CVE-2021-38712 reports that OneNav 0.9.12 could disclose the contents of its onenav.db3 database file. The available sources do not provide CVSS scoring, CWE classification, or broad affected-version detail. The named vendor guidance is to block access with an NGINX configuration rule.
Executive priority
Prioritize this if OneNav is internet-facing or stores sensitive bookmarks, credentials, tokens, or operational links. Without confirmed deployment, treat it as an inventory and exposure-check item rather than an emergency.
Technical view
The issue is described as information disclosure of onenav.db3 in OneNav 0.9.12. The source bundle does not include exploit details, affected CPEs, patched versions, or confirmation of exposure conditions beyond the database file access concern and NGINX blocking recommendation.
Likely exposure
Exposure is most likely where OneNav 0.9.12 is deployed and the onenav.db3 file is reachable through the web server. The bundle does not prove other versions or products are affected.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. It only confirms a public CVE record and a GitHub issue reference describing information disclosure.
Researcher notes
Evidence is sparse: no CVSS, CWE, CPEs, patch version, or exploit status is included. The only concrete remediation detail in the bundle is the NGINX access-block recommendation from the CVE description.
Mitigation direction
- Identify any OneNav 0.9.12 deployments.
- Apply the vendor-recommended NGINX rule to block onenav.db3 access.
- Review vendor guidance before assuming an upgrade or alternate fix.
- Restrict public access to database files in the web root.
- Monitor web logs for requests targeting onenav.db3.
Validation and detection
- Confirm whether OneNav 0.9.12 exists in your environment.
- Review web server rules for explicit blocking of onenav.db3.
- Use approved internal scanning to verify database files are not publicly retrievable.
- Check historical logs for suspicious requests to onenav.db3.
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-2021-38712 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://github.com/helloxz/onenav/issues/25CVE 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.