Security readout for executives and security teams
Plain-English summary
CVE-2020-27366 is a reported cross-site scripting issue in wlscanresults.html on Humax HGB10R-02 BRGCAB firmware version 1.0.03. The public record says local attackers can execute arbitrary code, but it provides no CVSS score, patch status, or detailed vendor advisory.
Executive priority
Treat this as a targeted exposure check rather than an internet-wide emergency. Prioritize confirmation if these devices are deployed in branch, residential, or customer-managed networks where untrusted local users may share access.
Technical view
The CVE describes XSS in wlscanresults.html for Humax HGB10R-02 BRGCAB 1.0.03. Evidence does not clarify authentication requirements, browser execution context, affected configuration, or whether code execution extends beyond script execution in a local user session.
Likely exposure
Exposure appears limited to environments using the named Humax HGB10R-02 BRGCAB firmware version 1.0.03. The source says local attackers, so prioritize devices reachable from untrusted local networks or users with access to the device web interface.
Exploitation context
The CVE is not listed as KEV in the supplied bundle. The provided sources do not state active exploitation, public exploit reliability, required privileges, or attack chain details.
Researcher notes
The source data is thin: no CVSS, CWE, patch reference, or authenticated attack preconditions are provided. Avoid broad claims beyond the named file, device model, firmware version, and local-attacker scope stated in the CVE description.
Mitigation direction
- Check Humax or ISP guidance for fixed firmware or replacement advice.
- Restrict access to the device management interface from untrusted local networks.
- Place affected devices on trusted administrative VLANs where feasible.
- Replace or retire devices if no supported firmware update exists.
Validation and detection
- Inventory Humax HGB10R-02 BRGCAB devices and confirm firmware versions.
- Verify whether wlscanresults.html is accessible from untrusted local network segments.
- Review device logs for unusual local management interface activity.
- Document whether vendor guidance or firmware updates are available.
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-2020-27366 mapping review
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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://pastebin.com/sr0JR1ysCVE reference
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.