An insufficient logging vulnerability in FortiGate before 6.4.1 may allow the traffic…
Priority LOW 32Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
An insufficient logging vulnerability in FortiGate before 6.4.1 may allow the traffic from an unauthenticated attacker to Fortinet owned IP addresses to go unnoticed.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.009 59th 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
- Yes
- 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 FortiOS | FortiOS before 6.4.1 | — | No fix listed | CNA |
- Fortinet FortiOS VendorFortinet Affected FortiOS before 6.4.1 Fixed in — No fix listed CNA
CPE configurations NVD · 36
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* | before 6.4.1 | Vulnerable | Fortinet |
| cpe:2.3:h:fortinet:fortigate_1000d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_100e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_100f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_1100e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_1500d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_1800f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_2000e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_200e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_2200e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
- cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* Versions before 6.4.1 Vulnerable ·Fortinet
- cpe:2.3:h:fortinet:fortigate_1000d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_100e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_100f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_1100e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_1500d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_1800f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_2000e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_200e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_2200e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
Show 26 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:fortinet:fortigate_3000d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_3300e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_3400e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_3600e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_3700d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_3960e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_3980e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_400e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_40f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_4200f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_5001d:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_5001e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_5001e1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_5053b:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_5060:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_50e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_5144c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_600e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_60e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_60f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_6300f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_6500f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_7040e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_7060e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_80e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
| cpe:2.3:h:fortinet:fortigate_80f:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Fortinet |
- cpe:2.3:h:fortinet:fortigate_3000d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_3300e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_3400e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_3600e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_3700d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_3960e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_3980e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_400e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_40f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_4200f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_5001d:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_5001e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_5001e1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_5053b:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_5060:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_50e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_5144c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_600e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_60e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_60f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_6300f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_6500f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_7040e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_7060e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_80e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
- cpe:2.3:h:fortinet:fortigate_80f:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fortinet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-12818
- 2026-10-03 Alias added: GHSA-h946-qqgh-qhrr
References
More Fortinet Fortios vulnerabilities
- TI-2026-20057 Authentication bypass in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
- TI-2025-18911 Heap-based buffer overflow in Fortinet FortiSwitchManager KEVCVSS 3.1CRITICAL 9.8
- TI-2024-36904 Authentication bypass in Fortinet FortiOS KEVCVSS 3.1CRITICAL 9.8
- TI-2024-15234 A use of externally-controlled format string in Fortinet FortiOS versions 7.4.0 through… KEVCVSS 3.1CRITICAL 9.8
- TI-2024-14448 Out-of-bounds write in Fortinet FortiOS KEVCVSS 3.1CRITICAL 9.8
- TI-2023-12585 Heap-based buffer overflow in Fortinet FortiOS-6K7K KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2020-12818 · CVE Program
- CVE-2020-12818 · NVD
- FIRST EPSS
- GHSA-h946-qqgh-qhrr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences