An issue was discovered on Zolo Halo devices via the Linkplay firmware. There is Zolo Halo LAN remote code execution. The Zolo Halo Bluetooth speaker had a GoAhead web server listening on the port 80. The /httpapi.asp endpoint of the GoAhead web server was also vulnerable to multiple command execution vulnerabilities.
Conclusion & alert: CVE-2019-15311 is rated High Exploit Risk (82.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 8.60%, 92th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 12.02% | 8.60% | -3.42% |
| 2 | 2025-03-29 | 8.60% | 12.02% | +3.42% |
| 3 | 2025-03-17 | — | 8.60% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| URL | Tags |
|---|---|
| https://labs.f-secure.com/advisories/linkplay-firmware-wanlan-remote-code-execution/ | Exploit Third Party Advisory |
| https://labs.mwrinfosecurity.com/advisories/ | Third Party Advisory |
| https://linkplay.com/featured-products/ | Product |