# CVE-2017-3753: Security feature bypass in Desktop and Notebook BIOS

> Attackers with admin or physical access can bypass Device Guard and Hyper-V protections in Lenovo UEFI BIOS to execute arbitrary code.

- **Severity:** Medium 6.8 (`CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/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:** 10 Aug 2017
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-97c7-jg3h-5vf5

## What is CVE-2017-3753?

CVE-2017-3753 is a medium-severity vulnerability in Lenovo Group Ltd. Desktop and Notebook BIOS, published on 10 Aug 2017. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability has been identified in some Lenovo products that use UEFI (BIOS) code developed by American Megatrends, Inc. (AMI). With this vulnerability, conditions exist where an attacker with administrative privileges or physical access to a system may be able to run specially crafted code that can allow them to bypass system protections such as Device Guard and Hyper-V.

Weakness: CWE-94 (Improper Control of Generation of Code)

## Which versions are affected by CVE-2017-3753?

It affects 111 products.


Products: Lenovo 63 Firmware, Lenovo H50-30g Firmware, Lenovo Ideacentre 300-20ish Firmware, Lenovo Ideacentre 300s-11ish Firmware, Lenovo Ideacentre 510s-08ish Firmware, Lenovo Ideacentre 510s-23isu Firmware, Lenovo Ideacentre 700 Firmware, Lenovo M4500 Firmware, Lenovo M4500 Id Firmware, Lenovo M4550 Id Firmware, Lenovo S200z Firmware, Lenovo S500 Firmware, Lenovo Thinkcentre E73 Firmware, Lenovo Thinkcentre E73s Firmware, Lenovo Thinkcentre E73z \(Aio\) Firmware, Lenovo Thinkcentre E74 Firmware, Lenovo Thinkcentre E74s Firmware, Lenovo Thinkcentre E74z Firmware, Lenovo Thinkcentre E75 T\/S Firmware, Lenovo Thinkcentre E79 Firmware and 91 more.

## How do I fix CVE-2017-3753?

No fix has been published for CVE-2017-3753 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-3753 being exploited?

There is no known exploitation of CVE-2017-3753 in the wild and no public exploit code.

## Other vulnerabilities in Lenovo Group Ltd. Desktop and Notebook BIOS

- [CVE-2020-8333](https://insights.sbomify.com/CVE-2020-8333/): Code injection in BIOS (medium 6.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-3753 and fix it if it is affected.

What it is: CVE-2017-3753 is a medium-severity vulnerability in Lenovo Group Ltd. Desktop and Notebook BIOS, published on 10 Aug 2017. 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-2017-3753 in the wild and no public exploit code.

Affected product: Lenovo Group Ltd. Desktop and Notebook BIOS. 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-2017-3753/ (Markdown: https://insights.sbomify.com/CVE-2017-3753/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-3753
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-3753
- OSV: https://osv.dev/vulnerability/CVE-2017-3753

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From sbomify Insights: https://insights.sbomify.com/CVE-2017-3753/
Summaries are generated and may contain mistakes; the official description above is the record.