Multiple Cross-Site Scripting (XSS) issues in the web interface on DASAN Zhone ZNID GPON 2426A EU version S3.1.285 devices allow a remote attacker to execute arbitrary JavaScript via manipulation of an unsanitized GET parameter: /zhndnsdisplay.cmd (name), /wlsecrefresh.wl (wlWscCfgMethod, wl_wsc_reg).
Conclusion & alert: CVE-2019-10677 is rated High Exploit Risk (65.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 5.50%). Core evidence: 5 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 |
|---|---|---|---|---|
| 47351 | exploit_db | edb | 2019-09-04 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | 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 | 2025-11-21 | 18.41% | 5.50% | -12.91% |
| 2 | 2025-11-18 | 5.47% | 18.41% | +12.94% |
| 3 | 2025-10-14 | — | 5.47% | — |
Full EPSS history (21 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.0 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| dasanzhone | znid_gpon_2426a_eu_firmware | <= s3.1.285 | cpe:2.3:o:dasanzhone:znid_gpon_2426a_eu_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://packetstormsecurity.com/files/154357/DASAN-Zhone-ZNID-GPON-2426A-EU-Cross-Site-Scripting.html | Exploit Third Party Advisory VDB Entry |
| https://adamziaja.com/poc/201903-xss-zhone.html | Exploit Third Party Advisory |
| https://blog.redteam.pl/2019/09/cve-2019-10677-dasan-zhone-znid.html | Exploit Third Party Advisory |
| https://redteam.pl/poc/dasan-zhone-znid-gpon-2426a-eu.html | Exploit Third Party Advisory |