9.4
CRITICAL
CVE-2019-17137
NETGEAR AC1200 R6220 NULL Byte Path Authentication Bypass
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.

INFO

Published Date :

Feb. 10, 2020, 9:51 p.m.

Last Modified :

Oct. 9, 2020, 1:45 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.5

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2019-17137 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2019-17137 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Netgear ac1200_r6220_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-17137.

URL Resource
https://www.zerodayinitiative.com/advisories/ZDI-19-866/ Third Party Advisory VDB Entry

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Updated: 6 months, 2 weeks ago
33 stars 3 fork 3 watcher
Born at : March 12, 2021, 12:22 p.m. This repo has been linked 1063 different CVEs too.

CVE-2019-17137 POC

Updated: 3 years, 7 months ago
0 stars 0 fork 0 watcher
Born at : Jan. 20, 2021, 6:52 a.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-17137 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-17137 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Oct. 09, 2020

    Action Type Old Value New Value
    Removed CWE NIST CWE-287
    Added CWE NIST NVD-CWE-Other
  • Initial Analysis by [email protected]

    Feb. 12, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
    Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-19-866/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-19-866/ Third Party Advisory, VDB Entry
    Added CWE NIST CWE-287
    Added CPE Configuration AND OR *cpe:2.3:o:netgear:ac1200_r6220_firmware:1.1.0.86:*:*:*:*:*:*:* OR cpe:2.3:h:netgear:ac1200_r6220:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-17137 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-17137 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.68 }} 0.00%

score

0.76815

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability