FortiClient Zero-Day Vulnerability Allows Remote Man-in-the-Middle Attacks
CVE-2024-31489

8.1HIGH

Key Information:

Vendor

Fortinet
Status
Forticlientmac
Forticlientems
Forticlientlinux
Forticlientwindows
Vendor
CVE Published:
10 September 2024

What is CVE-2024-31489?

An improper certificate validation vulnerability in Fortinet's FortiClient software allows remote, unauthenticated attackers to exploit the communication channel between FortiGate and FortiClient during ZTNA tunnel creation. This flaw can potentially enable a Man-in-the-Middle attack, where attackers could intercept and manipulate data in transit, compromising the integrity and confidentiality of sensitive information exchanged during secure connections.

Affected Version(s)

FortiClientEMS 7.0.0 <= 7.0.13

FortiClientLinux 7.2.0

FortiClientLinux 7.0.0 <= 7.0.11

References

https://fortiguard.fortinet.com/psirt/FG-IR-22-282

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

.
CVE-2024-31489 : FortiClient Zero-Day Vulnerability Allows Remote Man-in-the-Middle Attacks