CVE-2021-31249

A CRLF injection vulnerability was found on BF-430, BF-431, and BF-450M TCP/IP Converter devices from CHIYU Technology Inc due to a lack of validation on the parameter redirect= available on multiple CGI components.
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:chiyu-tech:bf-430_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-430:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:chiyu-tech:bf-431_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-431:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:chiyu-tech:bf-450m_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-450m:-:*:*:*:*:*:*:*

History

08 Aug 2023, 14:21

Type Values Removed Values Added
CWE NVD-CWE-Other CWE-74

08 Jun 2021, 20:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : 6.4
v3 : 6.5
CWE NVD-CWE-Other
References (MISC) https://www.chiyu-tech.com/msg/message-Firmware-update-87.html - (MISC) https://www.chiyu-tech.com/msg/message-Firmware-update-87.html - Vendor Advisory
References (MISC) https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31249 - (MISC) https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31249 - Exploit, Third Party Advisory
References (MISC) https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/ - (MISC) https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/ - Exploit, Third Party Advisory
CPE cpe:2.3:o:chiyu-tech:bf-431_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-430:-:*:*:*:*:*:*:*
cpe:2.3:o:chiyu-tech:bf-450m_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:chiyu-tech:bf-430_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-450m:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-431:-:*:*:*:*:*:*:*

04 Jun 2021, 21:15

Type Values Removed Values Added
New CVE

Information

Published : 2021-06-04 21:15

Updated : 2024-02-04 21:47


NVD link : CVE-2021-31249

Mitre link : CVE-2021-31249

CVE.ORG link : CVE-2021-31249


JSON object : View

Products Affected

chiyu-tech

  • bf-430_firmware
  • bf-431_firmware
  • bf-430
  • bf-450m_firmware
  • bf-450m
  • bf-431
CWE
CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')