CVE-2021-31642

🗓️ 01 Jun 2021 15:15:07Reported by [email protected]Type

A denial of service vulnerability in CHIYU Technology IoT device

Reporter	Title	Published	Views	Family All 9
0day.today	CHIYU IoT Devices - Denial of Service Vulnerability	3 Jun 202100:00	–	zdt
Circl	CVE-2021-31642	3 Jun 202111:59	–	circl
CNNVD	CHIYU Technology IoT devices 输入验证错误漏洞	1 Jun 202100:00	–	cnnvd
CVE	CVE-2021-31642	1 Jun 202114:13	–	cve
Cvelist	CVE-2021-31642	1 Jun 202114:13	–	cvelist
Exploit DB	CHIYU IoT Devices - Denial of Service (DoS)	3 Jun 202100:00	–	exploitdb
Packet Storm	CHIYU IoT Denial Of Service	3 Jun 202100:00	–	packetstorm
Prion	Integer overflow	1 Jun 202115:15	–	prion
RedhatCVE	CVE-2021-31642	9 Jan 202611:24	–	redhatcve

NVD

Node

chiyu-tech semac_s2_firmwareMatch-

AND

chiyu-tech semac_s2Match-

Node

chiyu-tech semac_d1_firmwareMatch-

AND

chiyu-tech semac_d1Match-

Node

chiyu-tech semac_d2_firmwareMatch-

AND

chiyu-tech semac_d2Match-

Node

chiyu-tech semac_d4_firmwareMatch-

AND

chiyu-tech semac_d4Match-

Node

chiyu-tech semac_s3v3_firmwareMatch-

AND

chiyu-tech semac_s3v3Match-

Node

chiyu-tech semac_d2_n300_firmwareMatch-

AND

chiyu-tech semac_d2_n300Match-

Node

chiyu-tech semac_s1_osdp_firmwareMatch-

AND

chiyu-tech semac_s1_osdpMatch-

Node

chiyu-tech bf-631_firmwareMatch-

AND

chiyu-tech bf-631Match-

Node

chiyu-tech bf-630_firmwareMatch-

AND

chiyu-tech bf-630Match-

Node

chiyu-tech webpass_firmwareMatch-

AND

chiyu-tech webpassMatch-

Node

chiyu-tech biosense_firmwareMatch-

AND

chiyu-tech biosenseMatch-

Source	Link
packetstormsecurity	www.packetstormsecurity.com/files/162934/CHIYU-IoT-Denial-Of-Service.html
seguranca-informatica	www.seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/
chiyu-tech	www.chiyu-tech.com/msg/message-Firmware-update-87.html
gitbook	www.gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices

17 Jun 2026 03:52Current

CVSS 3.16.5

CVSS 26.8

EPSS0.4367

CWE-190