9.1
CRITICAL
CVE-2019-6533
Toshiba Modbus Unauthenticated Register Read/Write Vulnerability
Description

Registers used to store Modbus values can be read and written from the web interface without authentication in the PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166).

INFO

Published Date :

Feb. 12, 2019, 5:29 p.m.

Last Modified :

Nov. 21, 2024, 4:46 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-6533 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 Kunbus pr100088_modbus_gateway_firmware
2 Kunbus pr100088_modbus_gateway
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-2019-6533.

URL Resource
https://ics-cert.us-cert.gov/advisories/ICSA-19-036-05 Mitigation Third Party Advisory US Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-19-036-05 Mitigation Third Party Advisory US Government Resource

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-2019-6533 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-6533 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]

    Jan. 31, 2023

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

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE ICS-CERT CWE-306
  • Initial Analysis by [email protected]

    Feb. 13, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type https://ics-cert.us-cert.gov/advisories/ICSA-19-036-05 No Types Assigned https://ics-cert.us-cert.gov/advisories/ICSA-19-036-05 Mitigation, Third Party Advisory, US Government Resource
    Added CWE CWE-306
    Added CPE Configuration AND OR *cpe:2.3:o:kunbus:pr100088_modbus_gateway_firmware:*:*:*:*:*:*:*:* versions up to (excluding) r02 OR cpe:2.3:h:kunbus:pr100088_modbus_gateway:-:*:*:*:*:*:*:*
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-2019-6533 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

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

0.16 }} 0.04%

score

0.51350

percentile

CVSS31 - Vulnerability Scoring System
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