CVE-2021-26102
CRITICAL EPSS 96.6%
Published Dec 19, 20241y ago · Modified Jun 17, 20262w ago
9.1 CVSS 3.1
Published Dec 19, 2024 1y ago
Last Modified Jun 17, 2026 2w ago
Description
A relative path traversal vulnerability (CWE-23) in FortiWAN version 4.5.7 and below, 4.4 all versions may allow a remote non-authenticated attacker to delete files on the system by sending a crafted POST request. In particular, deleting specific configuration files will reset the Admin password to its default value.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
96.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 2
CWE-22 Path Traversal Resource Mgmt
CWE-305
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| fortinet | fortiwan | * | ≥4.4.0 – <4.5.8 |
References 1
- fortiguard.fortinet.com https://fortiguard.fortinet.com/psirt/FG-IR-21-048
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.