CVEvulnerability

CVE-2019-17137

9.4 CRITICAL Published 2020-02-10 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-02-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.4 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
CVSS 3.0 ([email protected])
9.4 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-626

Description

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR AC1200 R6220 Firmware version 1.1.0.86 Smart WiFi Router. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of path strings. By inserting a null byte into the path, the user can skip most authentication checks. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-8616.

Affected configurations

• netgear ac1200 r6220 firmware 1.1.0.86

Related

Weakness · CWE (1)

  • CWE-626 Null Byte Interaction Error (Poison Null Byte) weakness

References