CVE-2021-41027: Buffer Overflow
First published: Wed Dec 08 2021(Updated: )
A stack-based buffer overflow in Fortinet FortiWeb version 6.4.1 and 6.4.0, allows an authenticated attacker to execute unauthorized code or commands via crafted certificates loaded into the device.
Credit: psirt@fortinet.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiWeb | =6.4.0 | |
| Fortinet FortiWeb | =6.4.1 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-41027.
What is the severity of CVE-2021-41027?
The severity of CVE-2021-41027 is high, with a severity value of 7.8.
What is the affected software?
Fortinet FortiWeb version 6.4.1 and 6.4.0 are affected.
How can an attacker exploit CVE-2021-41027?
An authenticated attacker can execute unauthorized code or commands by loading crafted certificates into the device.
Is there a fix for CVE-2021-41027?
Updating Fortinet FortiWeb to a version that is not vulnerable, such as 6.4.2 or later, will fix the vulnerability.
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