CVE-2020-14501: Advantech iView UserServlet performDeleteUser Missing Authentication for Critical Function Information Disclosure Vulnerability

Published Jul 15, 2020
·
Updated

Advantech iView, versions 5.6 and prior, has an improper authentication for critical function (CWE-306) issue. Successful exploitation of this vulnerability may allow an attacker to obtain the information of the user table, including the administrator credentials in plain text. An attacker may also delete the administrator account.

Other sources

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Advantech iView. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UserServlet class. The issue results from the lack of authentication prior to allowing alterations to the system configuration. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise.

ZDI

Affected Software

3 affected components
Advantech iView Versions 5.6 and prior
Advantech iView<=5.6
Advantech iView

Event History

Jul 15, 2020
CVE Published
via MITRE·02:19 AM
Data Sourced
via MITRE·02:19 AM
DescriptionWeakness
Feb 21, 2025
Advisory Published
via ZDI·08:35 AM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2020-14501?

CVE-2020-14501 is a vulnerability in Advantech iView that allows remote attackers to disclose sensitive information without authentication.

2

How severe is CVE-2020-14501?

CVE-2020-14501 has a severity rating of 9.8, which is considered critical.

3

How can CVE-2020-14501 be exploited?

CVE-2020-14501 can be exploited by remote attackers without authentication to disclose sensitive information.

4

What is the affected software for CVE-2020-14501?

The affected software for CVE-2020-14501 is Advantech iView version up to 5.6.

5

Are there any references available for CVE-2020-14501?

Yes, you can find references for CVE-2020-14501 at the following URLs: 1. https://us-cert.cisa.gov/ics/advisories/icsa-20-196-01 2. https://www.zerodayinitiative.com/advisories/ZDI-20-859/ 3. https://us-cert.cisa.gov/ics/advisories/icsa-20-196-33

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