Disclosure of private keys for 2FA in FortiOS and FortiAuthenticator
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2022-22302 |
| CWE-ID | CWE-312 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software |
FortiOS Operating systems & Components / Operating system FortiAuthenticator Client/Desktop applications / Other client software |
| Vendor | Fortinet, Inc |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Cleartext storage of sensitive information
EUVDB-ID: #VU72351
Risk: Low
CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2022-22302
CWE-ID:
CWE-312 - Cleartext Storage of Sensitive Information
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to unprotected storage of keys used for authentication. A local user can retrieve the Fortinet private keys used to establish secure communication with both Apple Push Notification and Google Cloud Messaging services.
MitigationInstall updates from vendor's website.
Vulnerable software versionsFortiOS: 6.0.0 - 6.4.1
FortiAuthenticator: 5.5.0 - 6.1.0
CPE2.3- cpe:2.3:o:fortinet:fortios:6.0.13:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:6.2.9:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortiauthenticator:5.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortiauthenticator:6.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortiauthenticator:6.0.1:*:*:*:*:*:*:*
https://fortiguard.fortinet.com/psirt/FG-IR-20-014
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
