CVE-2019-17137 — CRITICAL (9.4)

Vulnerability 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.

CVSS Score

9.4

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

LOW

Availability

HIGH

Affected Products

Vendor	Product	Versions
Netgear	Ac1200 R6220 Firmware	1.1.0.86
Netgear	Ac1200 R6220	-

Related Weaknesses (CWE)

CWE-626

References

https://www.zerodayinitiative.com/advisories/ZDI-19-866/Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-866/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2019-17137?

CVE-2019-17137 is a vulnerability with a CVSS score of 9.4 (CRITICAL). 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 requi...

How severe is CVE-2019-17137?

CVE-2019-17137 has been rated CRITICAL with a CVSS base score of 9.4/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-17137?

Check the references section above for vendor advisories and patch information. Affected products include: Netgear Ac1200 R6220 Firmware, Netgear Ac1200 R6220.