Vulnerability Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. A stack buffer overflow leads to arbitrary code execution in the SetupUtility driver on Intel platforms. An attacker can change the values of certain UEFI variables. If the size of the second variable exceeds the size of the first, then the buffer will be overwritten. This issue affects the SetupUtility driver of InsydeH2O.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Insyde | Kernel | >= 5.0, <= 5.5 |
Related Weaknesses (CWE)
References
- https://www.insyde.com/security-pledgeVendor Advisory
- https://www.insyde.com/security-pledge/SA-2022040Vendor Advisory
- https://www.insyde.com/security-pledgeVendor Advisory
- https://www.insyde.com/security-pledge/SA-2022040Vendor Advisory
FAQ
What is CVE-2022-35407?
CVE-2022-35407 is a vulnerability with a CVSS score of 7.8 (HIGH). An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. A stack buffer overflow leads to arbitrary code execution in the SetupUtility driver on Intel platforms. An attacker can change...
How severe is CVE-2022-35407?
CVE-2022-35407 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-35407?
Check the references section above for vendor advisories and patch information. Affected products include: Insyde Kernel.