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CVE-2019-17137

nvd nist
Published: Feb 10, 2020Modified: Jun 17, 2026

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9.4
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
Exploitability: 3.9 / Impact: 5.5
Source: NVD

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 (1)

Netgear
1 product
Ac1200 R6220 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Ac1200 R6220 Firmware
Version 1.1.0.86
Running on/withPlatform Versions
Netgear
Ac1200 R6220
All versions

Related CWEs

CWE-626
Null Byte Interaction Error (Poison Null Byte)
The product does not properly handle null bytes or NUL characters when passing data between different representations or components.

References (2)

Source: zdi-disclosures@trendmicro.com
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry

Timeline

No history available yet.