CVE-2023-40721
A use of externally-controlled format string vulnerability [CWE-134] in Fortinet FortiOS version...
A use of externally-controlled format string vulnerability [CWE-134] vulnerability in Fortinet allows a privileged attacker to execute arbitrary code or commands via specially crafted requests.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A use of externally-controlled format string vulnerability [CWE-134] vulnerability in Fortinet allows a privileged attacker to execute arbitrary code or commands via specially crafted requests.
- Record
CVE-2023-40721- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:C - Weakness
- CWE-134
- Updated
- 2026-11-02
EUVDEUVD-2023-45275
A use of externally-controlled format string vulnerability [CWE-134] vulnerability in Fortinet allows a privileged attacker to execute arbitrary code or commands via specially crafted requests.
- Record
EUVD-2023-45275- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8hp7-6pv7-c4rv
A use of externally-controlled format string vulnerability [CWE-134] in Fortinet FortiOS version...
A use of externally-controlled format string vulnerability [CWE-134] in Fortinet FortiOS version 7.4.0 through 7.4.1 and before 7.2.6, FortiProxy version 7.4.0 and before 7.2.7, FortiPAM version 1.1.2 and before 1.0.3, FortiSwitchManager version 7.2.0 through 7.2.2 and before 7.0.2 allows a privileged attacker to execute arbitrary code or commands via specially crafted requests.
- Record
GHSA-8hp7-6pv7-c4rv- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-134
- Updated
- 2026-11-02
NVD
A use of externally-controlled format string vulnerability [CWE-134] vulnerability in Fortinet allows a privileged attacker to execute arbitrary code or commands via specially crafted requests.
- Record
CVE-2023-40721- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-134
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-40721 is a medium vulnerability (CVSS 6.3) in Fortinet Fortios, published February 11, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.