CVE-2021-36174
First published: Tue Nov 02 2021(Updated: )
A memory allocation with excessive size value vulnerability in the license verification function of FortiPortal before 6.0.6 may allow an attacker to perform a denial of service attack via specially crafted license blobs.
Credit: psirt@fortinet.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiPortal | >=4.0.0<6.0.6 |
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Frequently Asked Questions
What is the vulnerability ID of this vulnerability?
The vulnerability ID is CVE-2021-36174.
What is the title of this vulnerability?
The title of this vulnerability is 'A memory allocation with excessive size value vulnerability in the license verification function of ...'
What is the description of this vulnerability?
The description of this vulnerability is: 'A memory allocation with excessive size value vulnerability in the license verification function of FortiPortal before 6.0.6 may allow an attacker to perform a denial of service attack via specially crafted license blobs.'
What software is affected by this vulnerability?
Fortinet FortiPortal versions 4.0.0 to 6.0.6 are affected by this vulnerability.
What is the severity of this vulnerability?
The severity of this vulnerability is high, with a CVSS score of 7.5.
How can this vulnerability be exploited?
This vulnerability can be exploited by an attacker using specially crafted license blobs to perform a denial of service attack.
Is there a fix available for this vulnerability?
Yes, a fix is available. Users are advised to update to FortiPortal version 6.0.6 or later to mitigate this vulnerability.
Where can I find more information about this vulnerability?
More information about this vulnerability can be found at the following link: https://fortiguard.com/advisory/FG-IR-21-109.
What is the Common Weakness Enumeration (CWE) ID for this vulnerability?
The Common Weakness Enumeration (CWE) ID for this vulnerability is CWE-770.
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