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CVE-2022-29056

MEDIUM
5.3
CVSS Score
Published: March 9, 2023 at 02:54 PM UTC
Updated: June 17, 2026 at 04:39 AM UTC
1 product affected across 1 vendorFortiMail

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Severity
MEDIUM5.3
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

A improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiMail version 6.4.0, version 6.2.0 through 6.2.4 and before 6.0.9 allows a remote unauthenticated attacker to partially exhaust CPU and memory via sending numerous HTTP requests to the login form.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

FortiMail· Fortinet
95%
5.4.0 ≤ v ≤ 5.4.126.0.0 ≤ v ≤ 6.0.96.0.0 ≤ v < 6.0.106.2.1 ≤ v ≤ 6.2.46.2.1 ≤ v < 6.2.55.4.06.0.06.2.16.4.0
Affected range stops below 6.0.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.2.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://fortiguard.com/psirt/FG-IR-20-078

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-307

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