Improper certificate validation in Fortinet FortiTokenAndroid, Fortinet FortiTokeniOS…
Priority LOW 27CWE-295Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-295.
Summary
A improper validation of certificate with host mismatch in Fortinet FortiTokenAndroid version 5.0.3 and below, Fortinet FortiTokeniOS version 5.2.0 and below, Fortinet FortiTokenWinApp version 4.0.3 and below allows attacker to retrieve information disclosed via man-in-the-middle attacks.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00141 3rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Fortinet | Fortinet FortiTokenAndroid, Fortinet FortiTokeniOS, Fortinet FortiTokenWinApp | FortiTokenAndroid 5.0.3, 5.0.2, 4.5.0, 4.4.0, 4.3.0, 4.2.2, 4.2.1, 4.1.1, 4.0.1, 4.0.0, 3.0.4, 3.0.3, 3.0.2, 3.0.1, 3.0.0, 0.4.20, 0.4.10, FortiTokeniOS 5.2.0, 4.3.0, 4.2.0, 4.1.1, 3.0.5, 3.0.4, 3.0.3, 3.0.2, 3.0.1, FortiTokenWinApp 4.0.3, 3.0.1, 3.0.0 | — | No fix listed | CNA |
- Fortinet FortiTokenAndroid, Fortinet FortiTokeniOS, Fortinet FortiTokenWinApp VendorFortinet Affected FortiTokenAndroid 5.0.3, 5.0.2, 4.5.0, 4.4.0, 4.3.0, 4.2.2, 4.2.1, 4.1.1, 4.0.1, 4.0.0, 3.0.4, 3.0.3, 3.0.2, 3.0.1, 3.0.0, 0.4.20, 0.4.10, FortiTokeniOS 5.2.0, 4.3.0, 4.2.0, 4.1.1, 3.0.5, 3.0.4, 3.0.3, 3.0.2, 3.0.1, FortiTokenWinApp 4.0.3, 3.0.1, 3.0.0 Fixed in — No fix listed CNA
CPE configurations NVD · 30
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortitoken_mobile:0.4.10:*:*:*:*:android:*:* | 0.4.10 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:0.4.20:*:*:*:*:android:*:* | 0.4.20 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.0:*:*:*:*:android:*:* | 3.0.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.0:*:*:*:*:windows:*:* | 3.0.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.1:*:*:*:*:android:*:* | 3.0.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.1:*:*:*:*:ios:*:* | 3.0.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.1:*:*:*:*:windows:*:* | 3.0.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.2:*:*:*:*:android:*:* | 3.0.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.2:*:*:*:*:ios:*:* | 3.0.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.3:*:*:*:*:android:*:* | 3.0.3 | Vulnerable | Fortinet |
- cpe:2.3:a:fortinet:fortitoken_mobile:0.4.10:*:*:*:*:android:*:* Versions 0.4.10 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:0.4.20:*:*:*:*:android:*:* Versions 0.4.20 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.0:*:*:*:*:android:*:* Versions 3.0.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.0:*:*:*:*:windows:*:* Versions 3.0.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.1:*:*:*:*:android:*:* Versions 3.0.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.1:*:*:*:*:ios:*:* Versions 3.0.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.1:*:*:*:*:windows:*:* Versions 3.0.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.2:*:*:*:*:android:*:* Versions 3.0.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.2:*:*:*:*:ios:*:* Versions 3.0.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.3:*:*:*:*:android:*:* Versions 3.0.3 Vulnerable ·Fortinet
Show 20 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.3:*:*:*:*:ios:*:* | 3.0.3 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.4:*:*:*:*:android:*:* | 3.0.4 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.4:*:*:*:*:ios:*:* | 3.0.4 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:3.0.5:*:*:*:*:ios:*:* | 3.0.5 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.0.0:*:*:*:*:android:*:* | 4.0.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.0.1:*:*:*:*:android:*:* | 4.0.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.0.3:*:*:*:*:windows:*:* | 4.0.3 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.1.0:*:*:*:*:ios:*:* | 4.1.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.1.1:*:*:*:*:android:*:* | 4.1.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.1.1:*:*:*:*:ios:*:* | 4.1.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.2.0:*:*:*:*:ios:*:* | 4.2.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.2.1:*:*:*:*:android:*:* | 4.2.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.2.2:*:*:*:*:android:*:* | 4.2.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.3.0:*:*:*:*:android:*:* | 4.3.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.3.0:*:*:*:*:ios:*:* | 4.3.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.4.0:*:*:*:*:android:*:* | 4.4.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:4.5.0:*:*:*:*:android:*:* | 4.5.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:5.0.2:*:*:*:*:android:*:* | 5.0.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:5.0.3:*:*:*:*:android:*:* | 5.0.3 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortitoken_mobile:5.2.0:*:*:*:*:ios:*:* | 5.2.0 | Vulnerable | Fortinet |
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.3:*:*:*:*:ios:*:* Versions 3.0.3 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.4:*:*:*:*:android:*:* Versions 3.0.4 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.4:*:*:*:*:ios:*:* Versions 3.0.4 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:3.0.5:*:*:*:*:ios:*:* Versions 3.0.5 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.0.0:*:*:*:*:android:*:* Versions 4.0.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.0.1:*:*:*:*:android:*:* Versions 4.0.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.0.3:*:*:*:*:windows:*:* Versions 4.0.3 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.1.0:*:*:*:*:ios:*:* Versions 4.1.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.1.1:*:*:*:*:android:*:* Versions 4.1.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.1.1:*:*:*:*:ios:*:* Versions 4.1.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.2.0:*:*:*:*:ios:*:* Versions 4.2.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.2.1:*:*:*:*:android:*:* Versions 4.2.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.2.2:*:*:*:*:android:*:* Versions 4.2.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.3.0:*:*:*:*:android:*:* Versions 4.3.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.3.0:*:*:*:*:ios:*:* Versions 4.3.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.4.0:*:*:*:*:android:*:* Versions 4.4.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:4.5.0:*:*:*:*:android:*:* Versions 4.5.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:5.0.2:*:*:*:*:android:*:* Versions 5.0.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:5.0.3:*:*:*:*:android:*:* Versions 5.0.3 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortitoken_mobile:5.2.0:*:*:*:*:ios:*:* Versions 5.2.0 Vulnerable ·Fortinet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-22131
- 2026-10-03 Alias added: GHSA-q9f5-mqv7-56mh
References
More Fortinet Fortitoken Mobile vulnerabilities
- TI-2026-32251 An improper export of android application components vulnerability in Fortinet… CVSS 3.1MEDIUM 5.5
- TI-2021-19864 An improper access control vulnerability [CWE-284 ] in FortiToken Mobile (Android)… CVSS 3.1MEDIUM 4.1
Sources
- CVE-2021-22131 · CVE Program
- CVE-2021-22131 · NVD
- FIRST EPSS
- GHSA-q9f5-mqv7-56mh · GitHub Advisory Database · CC BY 4.0
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