CVE-2022-38691 Details
Description
In BootROM, there is a possible missing validation for Certificate Type 0. This could lead to local escalation of privilege with no additional execution privileges needed.
A vulnerability exists in the UNISOC BootROM due to a lack of proper validation for Certificate Type 0. This oversight can result in a local escalation of privileges, as it allows an attacker to manipulate the boot process without requiring additional execution rights. The vulnerability is present in various UNISOC chipsets used in budget Android smartphones.
Users are advised to keep their devices updated with the latest software patches and to avoid leaving devices unattended, as these vulnerabilities can be exploited with physical access to the device.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 1, 2025CISA-ADP
Assessed Sep 2, 2025References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.nccgroup.com/research-blog/there-s-another-hole-in-your-soc-unisoc-rom-vulnerabilities/ | [email protected] | BundleRemedyTechnical Analysis |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-250 | Execution with Unnecessary Privileges | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| UNISOC BootROM | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Sep 2, 2025 | CVE Modified | CISA-ADP |
| Sep 1, 2025 | New CVE Received | [email protected] |