CVE-2025-25248

MEDIUM

6.5

CVSS Score

Published: August 12, 2025 at 06:59 PM UTC

Updated: October 15, 2026 at 01:05 AM UTC

4 products affected across 2 vendorsFortiOSFortiProxyFortiPAM

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.5%

SSVC

No known exploit

Description

An Integer Overflow or Wraparound vulnerability [CWE-190] in FortiOS version 7.6.2 and below, version 7.4.7 and below, version 7.2.10 and below, 7.2 all versions, 6.4 all versions, FortiProxy version 7.6.2 and below, version 7.4.3 and below, 7.2 all versions, 7.0 all versions, 2.0 all versions and FortiPAM version 1.5.0, version 1.4.2 and below, 1.3 all versions, 1.2 all versions, 1.1 all versions, 1.0 all versions SSL-VPN RDP and VNC bookmarks may allow an authenticated user to affect the device SSL-VPN availability via crafted requests.

Affected

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

FortiOS · Fortinet

95%

6.4.0 ≤ v ≤ 6.4.166.4.0 ≤ v < 7.2.117.0.0 ≤ v ≤ 7.0.177.2.0 ≤ v ≤ 7.2.107.4.0 ≤ v ≤ 7.4.77.4.0 ≤ v < 7.4.87.6.0 ≤ v ≤ 7.6.27.6.0 ≤ v < 7.6.36.4.0 6.4.1 6.4.10 6.4.11 6.4.12 6.4.13 6.4.14 6.4.15 6.4.16 6.4.2 6.4.3 6.4.4 6.4.5 6.4.6 6.4.7 6.4.8 6.4.9 7.0.0 7.0.1 7.0.10 7.0.11 7.0.12 7.0.13 7.0.14 7.0.15 7.0.16 7.0.17 7.0.2 7.0.3 7.0.4 7.0.5 7.0.6 7.0.7 7.0.8 7.0.9 7.2.0 7.2.1 7.2.10 7.2.2 7.2.3 7.2.4 7.2.5 7.2.6 7.2.7 7.2.8 7.2.9 7.4.0 7.4.1 7.4.2 7.4.3 7.4.4 7.4.5 7.4.6 7.4.7 7.6.0 7.6.1 7.6.2

Affected range stops below 7.2.11, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.4.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.6.3, so it looks safe — our inference, not a vendor statement

FortiPAM · Fortinet

95%

1.0.0 ≤ v ≤ 1.0.31.0.0 ≤ v < 1.4.31.1.0 ≤ v ≤ 1.1.21.3.0 ≤ v ≤ 1.3.11.4.0 ≤ v ≤ 1.4.21.0.0 1.0.1 1.0.2 1.0.3 1.1.0 1.1.1 1.1.2 1.2.0 1.3.0 1.3.1 1.4.0 1.4.1 1.4.2 1.5.0

Affected range stops below 1.4.3, so it looks safe — our inference, not a vendor statement

FortiProxy · Fortinet

95%

2.0.0 ≤ v ≤ 2.0.142.0.0 ≤ v < 7.4.47.0.0 ≤ v ≤ 7.0.217.2.0 ≤ v ≤ 7.2.147.4.0 ≤ v ≤ 7.4.37.6.0 ≤ v ≤ 7.6.27.6.0 ≤ v < 7.6.32.0.0 7.0.0 7.2.0 7.4.0 7.6.0

Affected range stops below 7.4.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.6.3, so it looks safe — our inference, not a vendor statement

RUGGEDCOM APE1808 Firmware · Siemens

60%

All versions

Remediation

No guide yet

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

Patch and advisory references

https://fortiguard.fortinet.com/psirt/FG-IR-24-364

References (2)

Vendor Advisory

Source: [email protected]

https://fortiguard.fortinet.com/psirt/FG-IR-24-364

Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e

https://cert-portal.siemens.com/productcert/html/ssa-864900.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

6.5MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-190

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