An Improper Restriction of Excessive Authentication Attempts [CWE-307] in FortiSIEM below 7.0.0 may allow a non-privileged user with access…

published 2023-06-13 3y ago modified 2026-06-17 4mo ago also EUVD-2022-45548

cvss: 8.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits: 0; none known

An Improper Restriction of Excessive Authentication Attempts [CWE-307] in FortiSIEM below 7.0.0 may allow a non-privileged user with access to several endpoints to brute force attack these endpoints.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2y ago (2024-10-23)

Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:X/RL:U/RC:C
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Fortinet FortiSIEM

Classification

Weakness

CWE-307 Improper Restriction of Excessive Authentication Attempts

Technology feeds

Fortinet rss critical rss

References

fortiguard.com /psirt/FG-IR-22-258
vendor-advisory

Sources

CVE List CVE-2022-42478
NVD CVE-2022-42478

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