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CVE-2023-37930

HIGH
8.8
CVSS Score
Published: April 8, 2025 at 02:03 PM UTC
Updated: June 17, 2026 at 06:08 AM UTC
2 products affected across 1 vendorFortiOSFortiProxy

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

Multiple issues including the use of uninitialized ressources [CWE-908] and excessive iteration [CWE-834] vulnerabilities in Fortinet FortiOS SSL VPN webmode version 7.4.0, version 7.2.0 through 7.2.5, version 7.0.1 through 7.0.11 and version 6.4.7 through 6.4.14 and Fortinet FortiProxy SSL VPN webmode version 7.2.0 through 7.2.6 and version 7.0.0 through 7.0.12 allows a VPN user to corrupt memory potentially leading to code or commands execution via specifically crafted requests.

Affected

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

FortiOS· Fortinet
95%
6.4.7 ≤ v ≤ 6.4.146.4.7 ≤ v < 6.4.157.0.1 ≤ v ≤ 7.0.117.0.1 ≤ v < 7.0.137.2.0 ≤ v ≤ 7.2.57.2.0 ≤ v < 7.2.66.4.106.4.116.4.126.4.136.4.146.4.76.4.86.4.97.0.17.0.107.0.117.0.27.0.37.0.47.0.57.0.67.0.77.0.87.0.97.2.07.2.17.2.27.2.37.2.47.2.57.4.0
Affected range stops below 6.4.15, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.0.13, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.2.6, so it looks safe — our inference, not a vendor statement
FortiProxy· Fortinet
95%
7.0.0 ≤ v ≤ 7.0.127.0.0 ≤ v < 7.0.137.2.0 ≤ v ≤ 7.2.67.2.0 ≤ v < 7.2.77.0.07.0.17.0.107.0.117.0.127.0.27.0.37.0.47.0.57.0.67.0.77.0.87.0.97.2.07.2.17.2.27.2.37.2.47.2.57.2.6
Affected range stops below 7.0.13, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.2.7, 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-23-165

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-908

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