CVE-2022-3431
What it is
A potential vulnerability in a driver used during manufacturing process on some consumer Lenovo Notebook devices that was mistakenly not deactivated may allow an attacker with elevated privileges to modify secure boot setting by modifying an NVRAM variable.
At a glance
- Exploitability
- Can be exploited locally on the machine with an admin-level account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 6.7 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-276 · Incorrect default permissions
- Record status
- Modified
Affected
- Lenovo Ideapad Creator 5-16ach6 Firmware < gscn34ww
- Lenovo Ideapad 5 pro-16ihu6 Firmware < grcn22ww
- Lenovo Ideapad 5 pro-16ach6 Firmware < gscn34ww
- Lenovo Yoga Slim 7-13itl05 Firmware < f7cn39ww
- Lenovo Yoga Slim 7-13acn05 Firmware < ghcn28ww
- Lenovo Yoga Slim 7 Pro 16arh7 Firmware < klcn15ww
- Lenovo Yoga Slim 7 Pro 16ach6 Firmware < hucn16ww
- Lenovo Yoga Slim 7 Carbon 13itl5 Firmware < f7cn39ww
Attack profile CVSS 3.1 · 6.7
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-3431.md and follow it. Check whether this project is affected by CVE-2022-3431. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://support.lenovo.com/us/en/product_security/LEN-94952
- https://support.lenovo.com/us/en/product_security/LEN-94952