Security readout for executives and security teams
Plain-English summary
CVE-2018-15819 affects EasyIO EasyIO-30P devices before 2.0.5.27. The issue is incorrect access control tied to webuser.js, with public references describing authentication bypass and cross-site scripting. For executives, the concern is unauthorized interaction with a building-control device if affected systems are reachable.
Executive priority
Treat this as a high-priority asset exposure issue for any EasyIO-30P device in production. The business risk rises sharply if these controllers manage critical building functions or are remotely reachable.
Technical view
The CVE record names EasyIO-30P versions before 2.0.5.27 and describes incorrect access control related to webuser.js. Public disclosure references characterize the issue as authentication bypass and XSS. The source bundle does not provide CVSS, CWE, CPEs, exploit telemetry, or detailed vendor remediation notes.
Likely exposure
Exposure is likely limited to organizations operating EasyIO EasyIO-30P devices on firmware earlier than 2.0.5.27, particularly where the device web interface is reachable from untrusted networks.
Exploitation context
CISA KEV status is false in the supplied bundle. The cited references are public vulnerability disclosures, but the bundle does not establish active exploitation in the wild.
Researcher notes
Evidence is thin: the CVE description is brief, severity data is absent, and CPE/CWE fields are not populated. Use the references to confirm technical behavior, but avoid assuming broader EasyIO product impact without vendor confirmation.
Mitigation direction
- Identify all EasyIO EasyIO-30P devices and recorded firmware versions.
- Update affected devices from versions before 2.0.5.27, following vendor guidance.
- Restrict management access to trusted administrative networks only.
- Review vendor documentation for any model-specific hardening or replacement guidance.
- Monitor device logs and network access for unexpected administrative activity.
Validation and detection
- Confirm whether any EasyIO-30P device is running firmware before 2.0.5.27.
- Verify management interfaces are not exposed to the public internet.
- Check asset inventory for EasyIO-30P devices missing firmware metadata.
- Review access logs for unusual web management activity.
- Document compensating controls where immediate firmware update is not possible.
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-2018-15819 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://packetstormsecurity.com/files/152454/EasyIO-30P-Authentication-Bypass-Cross-Site-Scripting.htmlCVE reference · x_refsource_MISC
- https://seclists.org/fulldisclosure/2019/Apr/13CVE 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.