🔐 CVE Alert

CVE-2024-55599

MEDIUM 4.9
CVSS Score
4.9
EPSS Score
0.2%
EPSS Percentile
36th

An Improperly Implemented Security Check for Standard vulnerability [CWE-358] in FortiOS version 7.6.0, version 7.4.7 and below, 7.0 all versions, 6.4 all versions and FortiProxy version 7.6.1 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions may allow a remote unauthenticated user to bypass the DNS filter via Apple devices.

CWE CWE-358
Vendor fortinet
Product fortios
Ecosystems
Industries
NetworkingSecurity
Published Jul 8, 2025
Last Updated Jun 9, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:X/RC:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Affected Versions

Fortinet / FortiOS
7.6.0 7.4.0 ≤ 7.4.7 7.2.0 ≤ 7.2.10 7.0.0 ≤ 7.0.17 6.4.0 ≤ 6.4.16
Fortinet / FortiProxy
7.6.0 ≤ 7.6.1 7.4.0 ≤ 7.4.8 7.2.0 ≤ 7.2.14 7.0.0 ≤ 7.0.21

References

NVD ↗ CVE.org ↗ EPSS Data ↗
fortiguard.fortinet.com: https://fortiguard.fortinet.com/psirt/FG-IR-24-053 cert-portal.siemens.com: https://cert-portal.siemens.com/productcert/html/ssa-864900.html