CVE-2020-13758: XSS

Published Jun 1, 2020
·
Updated

modules/security/classes/general.postfilter.php/postfilter.php in the Web Application Firewall in Bitrix24 through 20.0.950 allows XSS by placing %00 before the payload.

Affected Software

1 affected component
Bitrix Bitrix24<=20.0.950

Event History

Jun 1, 2020
CVE Published
via MITRE·06:32 PM
Data Sourced
via MITRE·06:32 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2020-13758?

CVE-2020-13758 has a medium severity level due to its potential for cross-site scripting (XSS) vulnerabilities.

2

How do I fix CVE-2020-13758?

To fix CVE-2020-13758, upgrade the Bitrix24 software to a version higher than 20.0.950.

3

What types of attacks are possible due to CVE-2020-13758?

CVE-2020-13758 allows attackers to perform cross-site scripting (XSS) attacks using specially crafted URLs.

4

What software versions are affected by CVE-2020-13758?

CVE-2020-13758 affects Bitrix24 versions up to and including 20.0.950.

5

How can I determine if I am vulnerable to CVE-2020-13758?

You can determine your vulnerability to CVE-2020-13758 by checking your Bitrix24 version and comparing it to the affected versions.

Contact

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