Stack-based Buffer Overflow in FortiWAN by Fortinet
CVE-2021-26112

8.1HIGH

Key Information:

Vendor

Fortinet
Status
Fortinet Fortiwan
Vendor
CVE Published:
6 April 2022

What is CVE-2021-26112?

Multiple stack-based buffer overflow vulnerabilities exist in the network daemons and command line interpreter of FortiWAN prior to version 4.5.9. These vulnerabilities enable an unauthenticated attacker to craft specific requests that may lead to potential corruption of control data in memory, resulting in the execution of arbitrary code.

Affected Version(s)

Fortinet FortiWAN FortiWAN before 4.5.9

References

https://fortiguard.com/psirt/FG-IR-21-065
x_refsource_CONFIRM

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2021-26112 : Stack-based Buffer Overflow in FortiWAN by Fortinet