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Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-31642

A denial of service condition exists after an integer overflow in several IoT devices from CHIYU Technology, including BIOSENSE, Webpass, and BF-630, BF-631, and SEMAC. The vulnerability can be explored by sending an unexpected integer (> 32 bits) on the page parameter that will crash the web portal and making it unavailable until a reboot of the device.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.302

EPSS Ranking 96.5%

CVSS Severity

CVSS v3 Score 6.5

CVSS v2 Score 6.8

References

Products affected by CVE-2021-31642

Chiyu-Tech » Bf-630 » Version: N/A

cpe:2.3:h:chiyu-tech:bf-630:-
Chiyu-Tech » Bf-631 » Version: N/A

cpe:2.3:h:chiyu-tech:bf-631:-
Chiyu-Tech » Biosense » Version: N/A

cpe:2.3:h:chiyu-tech:biosense:-
Chiyu-Tech » Semac D1 » Version: N/A

cpe:2.3:h:chiyu-tech:semac_d1:-
Chiyu-Tech » Semac D2 » Version: N/A

cpe:2.3:h:chiyu-tech:semac_d2:-
Chiyu-Tech » Semac D2 N300 » Version: N/A

cpe:2.3:h:chiyu-tech:semac_d2_n300:-
Chiyu-Tech » Semac D4 » Version: N/A

cpe:2.3:h:chiyu-tech:semac_d4:-
Chiyu-Tech » Semac S1 Osdp » Version: N/A

cpe:2.3:h:chiyu-tech:semac_s1_osdp:-
Chiyu-Tech » Semac S2 » Version: N/A

cpe:2.3:h:chiyu-tech:semac_s2:-
Chiyu-Tech » Semac S3v3 » Version: N/A

cpe:2.3:h:chiyu-tech:semac_s3v3:-
Chiyu-Tech » Webpass » Version: N/A

cpe:2.3:h:chiyu-tech:webpass:-
Chiyu-Tech » Bf-630 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:bf-630_firmware:-
Chiyu-Tech » Bf-631 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:bf-631_firmware:-
Chiyu-Tech » Biosense Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:biosense_firmware:-
Chiyu-Tech » Semac D1 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:semac_d1_firmware:-
Chiyu-Tech » Semac D2 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:semac_d2_firmware:-
Chiyu-Tech » Semac D2 N300 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:semac_d2_n300_firmware:-
Chiyu-Tech » Semac D4 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:semac_d4_firmware:-
Chiyu-Tech » Semac S1 Osdp Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:semac_s1_osdp_firmware:-
Chiyu-Tech » Semac S2 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:semac_s2_firmware:-
Chiyu-Tech » Semac S3v3 Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:semac_s3v3_firmware:-
Chiyu-Tech » Webpass Firmware » Version: N/A

cpe:2.3:o:chiyu-tech:webpass_firmware:-

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-31642

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