Stack-based Buffer Overflow Vulnerability in Fortinet FortiWeb Firewall
CVE-2021-36186

8.8HIGH

Key Information:

Vendor
Fortinet
Status
Fortinet Fortiweb
Vendor
CVE Published:
2 November 2021

Summary

A stack-based buffer overflow vulnerability in Fortinet's FortiWeb introduces a risk of unauthorized code execution. This flaw occurs in specific versions of the product, enabling attackers to send crafted HTTP requests that exploit the vulnerability. Successful exploitation can lead to significant security breaches, jeopardizing system integrity and data protection. Organizations utilizing affected versions should prioritize security updates to mitigate potential threats.

Affected Version(s)

Fortinet FortiWeb FortiWeb 6.4.0, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0

References

https://fortiguard.com/advisory/FG-IR-21-119
x_refsource_CONFIRM

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.