TI-2020-19355 CVE-2020-37220 · GHSA-h3fj-fchj-5wrpHuawei HG630 V2 Router Authentication Bypass via Serial NumberPriority HIGH 77Huawei HG630 V2 router contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain administrative access by retrieving the device serial number.CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00356 · Published 2026-05-13 · No fix listed CWE-798