Code execution in Insyde Kernel
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2022-36338 |
| CWE-ID | CWE-94 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Insyde Kernel Operating systems & Components / Operating system |
| Vendor |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Code Injection
EUVDB-ID: #VU80875
Risk: Low
CVSSv3.1: 6.5 [CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-36338
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: No
DescriptionThe vulnerability allows a local user to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in the FwBlockServiceSmm driver of InsydeH2O. A local administrator can send a specially crafted request and execute arbitrary code on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsInsyde Kernel: before 5.5 05.52.37
External linkshttp://www.insyde.com/security-pledge
http://www.insyde.com/security-pledge/SA-2022029
http://binarly.io/advisories/BRLY-2022-017/index.html
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.
