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.
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Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:chiyu-tech:semac_s2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:semac_s2:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:chiyu-tech:semac_d1_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:semac_d1:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:chiyu-tech:semac_d2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:semac_d2:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:chiyu-tech:semac_d4_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:semac_d4:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:chiyu-tech:semac_s3v3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:semac_s3v3:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:chiyu-tech:semac_d2_n300_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:semac_d2_n300:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:chiyu-tech:semac_s1_osdp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:semac_s1_osdp:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:chiyu-tech:bf-631_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-631:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:chiyu-tech:bf-630_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:bf-630:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND
cpe:2.3:o:chiyu-tech:webpass_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:webpass:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND
cpe:2.3:o:chiyu-tech:biosense_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:chiyu-tech:biosense:-:*:*:*:*:*:*:*

Information

Published : 2021-06-01 08:15

Updated : 2021-06-08 12:09


NVD link : CVE-2021-31642

Mitre link : CVE-2021-31642


JSON object : View

CWE
CWE-190

Integer Overflow or Wraparound

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Products Affected

chiyu-tech

  • biosense_firmware
  • semac_s3v3
  • semac_s1_osdp_firmware
  • semac_s2
  • semac_d2_firmware
  • semac_s1_osdp
  • bf-631_firmware
  • semac_d2_n300_firmware
  • bf-631
  • semac_d2
  • semac_d1
  • semac_s2_firmware
  • semac_d4
  • webpass_firmware
  • semac_s3v3_firmware
  • biosense
  • bf-630_firmware
  • semac_d4_firmware
  • bf-630
  • semac_d2_n300
  • webpass
  • semac_d1_firmware