CVE-2023-40714CWE-23

A relative path traversal in Fortinet FortiSIEM versions 7.0.0, 6.7.0 through 6.7.2, 6.6.0 through 6.6.3, 6.5.1, 6.5.0 allows attacker to escalate privilege…

Critical · published April 2, 2025

CVSS v3.1
9.7
EPSS
1%
Percentile
54.3
In the wild
Unconfirmed
What it is

🔥 A sneaky relative path traversal in Fortinet FortiSIEM could let attackers escalate privileges like a rogue employee suddenly gaining access to the executive lounge! Think of it as a delivery person getting access to restricted areas of a warehouse just by using a wrong label on a package. If they know the layout, they can access all sorts of sensitive information simply by exploiting a flaw that lets them navigate through the wrong doors. This vulnerability allows attackers to upload certain GUI elements, enabling them to gain elevated privileges within the system. If exploited, an attacker could potentially have free rein to alter configurations, access confidential data, or execute malicious commands, putting the entire network at risk. This could be absolutely devastating for any organization relying on FortiSIEM to keep their systems secure.

Put simply

Think of it as a delivery person getting access to restricted areas of a warehouse just by using a wrong label on a package. If they know the layout, they can access all sorts of sensitive information simply by exploiting a flaw that lets them navigate through the wrong doors. In the affected Fortinet FortiSIEM versions, a relative path traversal flaw allows an attacker to manipulate file paths during the upload of GUI elements, leading to unauthorized access and privilege escalation.

What to do

This vulnerability allows attackers to upload certain GUI elements, enabling them to gain elevated privileges within the system. If exploited, an attacker could potentially have free rein to alter configurations, access confidential data, or execute malicious commands, putting the entire network at risk. This could be absolutely devastating for any organization relying on FortiSIEM to keep their systems secure. Immediate action is required! Ensure you update to FortiSIEM versions 7.0.1 or 6.7.3 through 6.7.5, as these patches address the vulnerability. Additionally, conduct a security audit to ensure no unauthorized changes have been made before implementing the update. You've got this! With these steps, you can lock down your system and bolster your defenses in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.7 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:X/RC:C
CVSS v4.0
Not supplied
EPSS
0.00745 · 54.3th percentile
Weakness
CWE-23 · Relative Path Traversal
Published
2025-04-02T08:06Z
EPSS history
Timeline
  • 02 APR 08:06Z
    A relative path traversal in Fortinet FortiSIEM versions 7.0.0, 6.7.0 through 6.7.2, 6.6.0 through 6.6.3, 6.5.1, 6.5.0 allows attacker to escalate privilege…
    cvelistv5