OS Command injection vulnerability in D-Link C1 2020-02-21. The sub_47F028 function in jhttpd contains a command injection vulnerability via the HTTP parameter "time".
Conclusion & alert: CVE-2025-57636 is rated High Exploit Risk (69.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.92%). 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 | 2026-05-29 | 2.34% | 1.92% | -0.41% |
| 2 | 2026-05-10 | 1.85% | 2.34% | +0.48% |
| 3 | 2026-04-29 | — | 1.85% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
3.9 | 2.5 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| dlink | di-7100g_firmware | 2020-02-21c1 | cpe:2.3:o:dlink:di-7100g_firmware:2020-02-21c1:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/glkfc/IoT-Vulnerability/blob/main/D-Link/Dlink_1.md | Exploit Third Party Advisory |
| https://www.dlink.com/en/security-bulletin/ | Product |