Vulnerability Database

298,930

Total vulnerabilities in the database

CVE-2021-45989

Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function guestWifiRuleRefresh. This vulnerability allows attackers to cause a Denial of Service (DoS) via the qosGuestUpstream and qosGuestDownstream parameters.

  • Published: Feb 4, 2022
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-45989
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: High
  • Score: 7.8
  • AV:N/AC:L/Au:N/C:N/I:N/A:C

CWEs:

Software From Fixed in
tendacn / g1_firmware 15.11.0.17(9502)_cn 15.11.0.17(9502)_cn.x
tendacn / g3_firmware 15.11.0.17(9502)_cn 15.11.0.17(9502)_cn.x