An authenticated attacker can upload a file with a filename including “..” and “/” to achieve the ability to upload the desired file anywhere on the filesystem. This vulnerability impacts products based on HID Mercury Intelligent Controllers LP1501, LP1502, LP2500, LP4502, and EP4502 which contain firmware versions prior to 1.271. This allows a malicious actor to overwrite sensitive system files and install a startup service to gain remote access to the underlaying Linux operating system with root privileges.
Conclusion & alert: CVE-2022-31483 is rated Moderate Risk (60.5/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.62%). 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 | 2025-09-24 | 0.77% | 0.62% | -0.15% |
| 2 | 2025-08-27 | 0.66% | 0.77% | +0.11% |
| 3 | 2025-07-22 | — | 0.66% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.1 | 3.1 | CRITICAL |
|
2.3 | 6.0 | [email protected] |
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 9.0 | 2.0 | HIGH |
|
8.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hidglobal | lp1501_firmware | < 1.271 | cpe:2.3:o:hidglobal:lp1501_firmware:*:*:*:*:*:*:*:* |
| hidglobal | lp1502_firmware | < 1.271 | cpe:2.3:o:hidglobal:lp1502_firmware:*:*:*:*:*:*:*:* |
| hidglobal | lp2500_firmware | < 1.271 | cpe:2.3:o:hidglobal:lp2500_firmware:*:*:*:*:*:*:*:* |
| hidglobal | lp4502_firmware | < 1.271 | cpe:2.3:o:hidglobal:lp4502_firmware:*:*:*:*:*:*:*:* |
| hidglobal | ep4502_firmware | < 1.271 | cpe:2.3:o:hidglobal:ep4502_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_lnl-4420_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_lnl-4420_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_lnl-x2210_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_lnl-x2210_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_lnl-x2220_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_lnl-x2220_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_lnl-x3300_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_lnl-x3300_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_lnl-x4420_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_lnl-x4420_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_s2-lp-1501_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_s2-lp-1501_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_s2-lp-1502_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_s2-lp-1502_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_s2-lp-2500_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_s2-lp-2500_firmware:*:*:*:*:*:*:*:* |
| carrier | lenels2_s2-lp-4502_firmware | < 1.271 | cpe:2.3:o:carrier:lenels2_s2-lp-4502_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.corporate.carrier.com/product-security/advisories-resources/ | Vendor Advisory |