# CVE-2017-9457: Security feature bypass in n/a

> Attackers with admin privileges can flash modified UEFI BIOS due to missing signature validation, enabling persistent code execution.

- **Severity:** Medium 6.7 (`CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 25 Jul 2017
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-9q3p-fv9f-wwxj

## What is CVE-2017-9457?

CVE-2017-9457 is a medium-severity vulnerability in n/a, published on 25 Jul 2017. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Intense PC Phoenix SecureCore UEFI firmware does not perform capsule signature validation before upgrading the system firmware. The absence of signature validation allows an attacker with administrator privileges to flash a modified UEFI BIOS.

Weakness: CWE-20 (Improper Input Validation)

## Which versions are affected by CVE-2017-9457?

It affects 1 product.


Products: Compulab Intense Pc Firmware.

## How do I fix CVE-2017-9457?

No fix has been published for CVE-2017-9457 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-9457 being exploited?

There is no known exploitation of CVE-2017-9457 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2017-8083](https://insights.sbomify.com/CVE-2017-8083/): Security feature bypass in n/a (medium 6.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-9457 and fix it if it is affected.

What it is: CVE-2017-9457 is a medium-severity vulnerability in n/a, published on 25 Jul 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-2017-9457 in the wild and no public exploit code.

Affected product: n/a. 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-2017-9457/ (Markdown: https://insights.sbomify.com/CVE-2017-9457/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-9457
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-9457
- OSV: https://osv.dev/vulnerability/CVE-2017-9457

---
From sbomify Insights: https://insights.sbomify.com/CVE-2017-9457/
Summaries are generated and may contain mistakes; the official description above is the record.