An improper access control vulnerability exists in Bitdefender Box 1 (firmware version 1.3.52.928 and below) that allows an unauthenticated attacker to downgrade the device's firmware to an older, potentially vulnerable version of a Bitdefender-signed firmware. The attack requires Bitdefender BOX to be booted in Recovery Mode and that the attacker be present within the WiFi range of the BOX unit.
Conclusion & alert: CVE-2024-13870 is rated Low Risk (16.4/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.09%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.
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 | 2026-04-20 | 0.03% | 0.09% | +0.06% |
| 2 | 2025-11-21 | 0.06% | 0.03% | -0.03% |
| 3 | 2025-11-18 | — | 0.06% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 1.8 | 4.0 | LOW |
|
— | — | [email protected] |
| 5.7 | 3.1 | MEDIUM |
|
2.1 | 3.6 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| bitdefender | box_firmware | <= 1.3.52.928 | cpe:2.3:o:bitdefender:box_firmware:*:*:*:*:*:*:*:* |