Some Hikvision Hybrid SAN/Cluster Storage products have an access control vulnerability which can be used to obtain the admin permission. The attacker can exploit the vulnerability by sending crafted messages to the affected devices.
Conclusion & alert: CVE-2023-28808 is rated Moderate Risk (52.9/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.24%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-05-23 | 0.26% | 0.24% | -0.02% |
| 2 | 2026-05-17 | 0.43% | 0.26% | -0.17% |
| 3 | 2026-04-21 | — | 0.43% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.1 | 3.1 | CRITICAL |
|
3.9 | 5.2 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hikvision | ds-a71024_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a71024_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a71048_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a71048_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a71072r_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a71072r_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a80624s_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a80624s_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a81016s_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a81016s_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a72024_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a72024_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a72072r_firmware | — | cpe:2.3:o:hikvision:ds-a72072r_firmware:-:*:*:*:*:*:*:* |
| hikvision | ds-a80316s_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a80316s_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a82024d_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a82024d_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a71024_firmware | <= 1.1.4 | cpe:2.3:o:hikvision:ds-a71024_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a71048r-cvs_firmware | <= 1.1.4 | cpe:2.3:o:hikvision:ds-a71048r-cvs_firmware:*:*:*:*:*:*:*:* |
| hikvision | ds-a72072r_firmware | <= 2.3.8-8 | cpe:2.3:o:hikvision:ds-a72072r_firmware:*:*:*:*:*:*:*:* |