4.8
MEDIUM
CVE-2019-5426
Ubiquiti Networks EdgeSwitch X Unauthenticated Remote Command Execution
Description

In Ubiquiti Networks EdgeSwitch X v1.1.0 and prior, an unauthenticated user can use the "local port forwarding" and "dynamic port forwarding" (SOCKS proxy) functionalities. Remote attackers without credentials can exploit this bug to access local services or forward traffic through the device if SSH is enabled in the system settings.

INFO

Published Date :

April 10, 2019, 6:29 p.m.

Last Modified :

Oct. 16, 2020, 7:28 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.5

Exploitability Score :

2.2
Affected Products

The following products are affected by CVE-2019-5426 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 Ui edgeswitch_x
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-2019-5426.

URL Resource
https://community.ubnt.com/t5/EdgeMAX-Updates-Blog/EdgeMAX-EdgeSwitch-X-software-release-v1-1-1/ba-p/2731137 Patch Vendor Advisory
https://hackerone.com/reports/512958 Third Party Advisory

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).

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

The following list is the news that have been mention CVE-2019-5426 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-5426 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
  • Modified Analysis by [email protected]

    Oct. 16, 2020

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
    Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
    Removed CWE NIST CWE-284
    Added CWE NIST CWE-287
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE HackerOne CWE-287
  • Reanalysis by [email protected]

    Apr. 16, 2019

    Action Type Old Value New Value
    Changed CVSS V2 (AV:N/AC:M/Au:N/C:C/I:C/A:C) (AV:N/AC:M/Au:N/C:P/I:P/A:N)
    Changed CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
    Removed CWE CWE-255
    Added CWE CWE-284
  • Initial Analysis by [email protected]

    Apr. 11, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://hackerone.com/reports/512958 No Types Assigned https://hackerone.com/reports/512958 Third Party Advisory
    Changed Reference Type https://community.ubnt.com/t5/EdgeMAX-Updates-Blog/EdgeMAX-EdgeSwitch-X-software-release-v1-1-1/ba-p/2731137 No Types Assigned https://community.ubnt.com/t5/EdgeMAX-Updates-Blog/EdgeMAX-EdgeSwitch-X-software-release-v1-1-1/ba-p/2731137 Patch, Vendor Advisory
    Added CWE CWE-255
    Added CPE Configuration OR *cpe:2.3:a:ui:edgeswitch_x:*:*:*:*:*:*:*:* versions up to (including) 1.1.0
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-2019-5426 is associated with the following CWEs:

Exploit Prediction

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

0.16 }} 0.00%

score

0.51108

percentile

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