OS command injection affects Altenergy Power Control Software C1.2.5 via shell metacharacters in the index.php/management/set_timezone timezone parameter, because of set_timezone in models/management_model.php.
Conclusion & alert: CVE-2023-28343 is rated High Exploit Risk (88.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 93.79%, 100th percentile). Core evidence: 2 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 |
|---|---|---|---|---|
| 51325 | exploit_db | edb | 2023-04-08 | 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 | 2026-05-21 | 94.17% | 93.79% | -0.38% |
| 2 | 2025-11-21 | 91.41% | 94.17% | +2.76% |
| 3 | 2025-11-18 | — | 91.41% | — |
Full EPSS history (43 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] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apsystems | energy_communication_unit_firmware | c1.2.5 | cpe:2.3:o:apsystems:energy_communication_unit_firmware:c1.2.5:*:*:*:*:*:*:* |