CVE-2020-29019: [FortiWeb] Buffer overflow vulnerability in the cookie header
First published: Mon Jan 04 2021(Updated: )
A stack-based buffer overflow vulnerability in FortiWeb 6.3.0 through 6.3.7 and version before 6.2.4 may allow a remote, unauthenticated attacker to crash the httpd daemon thread by sending a request with a crafted cookie header.
Credit: psirt@fortinet.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiWeb | <6.2.4 | |
| Fortinet FortiWeb | >=6.3.0<=6.3.7 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-29019?
CVE-2020-29019 has a high severity rating due to the potential for remote, unauthenticated attackers to exploit it.
How do I fix CVE-2020-29019?
To fix CVE-2020-29019, upgrade FortiWeb to version 6.2.4 or later, or to versions 6.3.8 or higher.
Which FortiWeb versions are affected by CVE-2020-29019?
CVE-2020-29019 affects FortiWeb versions 6.3.0 through 6.3.7 and versions before 6.2.4.
What type of vulnerability is CVE-2020-29019?
CVE-2020-29019 is a stack-based buffer overflow vulnerability.
What can an attacker do by exploiting CVE-2020-29019?
An attacker exploiting CVE-2020-29019 can crash the httpd daemon thread by sending a specially crafted cookie header.
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