CVE-2020-37220

Summary

Huawei HG630 V2 router contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain administrative access by retrieving the device serial number. Attackers can query the /api/system/deviceinfo endpoint without authentication to extract the SerialNumber field, then use the last 8 characters as the default password to log in to the router.

Affected Software

VendorProductVersion RangeStatus
www.huawei.comHG630 V2 Router0affected

Weaknesses

  • CWE-798: Use of Hard-coded Credentials

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: yes
    • Technical Impact: partial

References