FortiClient and EMS
CVE-2024-23106: Improper restriction of excessive authentication attempts in FortiClientEMS
An improper restriction of excessive authentication attempts [CWE-307] in FortiClientEMS version 7.2.0 through 7.2.4 and before 7.0.10 allows an unauthenticated attacker to try a brute force attack against the FortiClientEMS console via crafted HTTP or HTTPS requests.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| FortiClientEMS 7.2.0 to 7.2.3 | 7.2.5 or later |
| FortiClientEMS 7.0.0 to 7.0.10 | 7.0.11 or later |
| FortiClientEMS 6.4.7 to 6.4.9 | Upgrade past 6.4.9; see the advisory |
| FortiClientEMS 6.4.0 to 6.4.4 | Upgrade past 6.4.4; see the advisory |
| FortiClientEMS 6.2.6 to 6.2.9 | Upgrade past 6.2.9; see the advisory |
| FortiClientEMS 6.2.0 to 6.2.4 | Upgrade past 6.2.4; see the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
An improper restriction of excessive authentication attempts [CWE-307] in FortiClientEMS version 7.2.0 through 7.2.4 and before 7.0.10 allows an unauthenticated attacker to try a brute force attack against the FortiClientEMS console via crafted HTTP or HTTPS requests.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 10 Oct 2026.