Description


Buffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/"qosIndex "request. This occurs because the "formQOSRuleDel" function directly passes the parameter "qosIndex" to strcpy without limit.

References


https://hackmd.io/Zb7lfFaNR0ScpaTssECFbg

ExploitThird Party Advisory

Weaknesses



CWE-120

CVSS impact metrics


CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.8 · Critical

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information


Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2021-04-14T15:15:13.970

4 years ago

Last modified

2021-04-20T21:43:49.410

4 years ago