# CVE-2022-48182: Security feature bypass in ThinkPad T14s Gen 3 BIOS - Linux

> A flaw in Lenovo ThinkPad BIOS allows bypassing tamper detection, potentially enabling unauthorized physical access to the device.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Oct 2023
- **Updated:** 19 Sep 2024
- **Also known as:** GHSA-h39p-q7ch-cj9p

## What is CVE-2022-48182?

CVE-2022-48182 is a medium-severity vulnerability in Lenovo ThinkPad T14s Gen 3 BIOS - Linux, published on 9 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability was reported in ThinkPad T14s Gen 3 and X13 Gen3 that could cause the BIOS tamper detection mechanism to not trigger under specific circumstances which could allow unauthorized access.

Weakness: CWE-1263 (Improper Physical Access Control)

## Which versions are affected by CVE-2022-48182?

It affects 2 products.


Products: Lenovo Thinkpad T14s Gen 3 Firmware, Lenovo Thinkpad X13 Gen 3 Firmware.

## How do I fix CVE-2022-48182?

No fix has been published for CVE-2022-48182 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-48182 being exploited?

There is no known exploitation of CVE-2022-48182 in the wild and no public exploit code.

## Other vulnerabilities in Lenovo ThinkPad T14s Gen 3 BIOS - Linux

- [CVE-2022-3728](https://insights.sbomify.com/CVE-2022-3728/): Security feature bypass in ThinkPad T14s Gen 3 BIOS (medium 6.1)
- [CVE-2022-48183](https://insights.sbomify.com/CVE-2022-48183/): Security feature bypass in ThinkPad T14s Gen 3 BIOS - Linux (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-48182 and fix it if it is affected.

What it is: CVE-2022-48182 is a medium-severity vulnerability in Lenovo ThinkPad T14s Gen 3 BIOS - Linux, published on 9 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-48182 in the wild and no public exploit code.

Affected product: Lenovo ThinkPad T14s Gen 3 BIOS - Linux. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2022-48182/ (Markdown: https://insights.sbomify.com/CVE-2022-48182/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-48182
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-48182
- OSV: https://osv.dev/vulnerability/CVE-2022-48182

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-48182/
Summaries are generated and may contain mistakes; the official description above is the record.