# CVE-2020-16237: Philips SureSigns VS4 Improper Input Validation

> Philips SureSigns VS4 devices fail to properly validate input, potentially allowing attackers to disrupt operations or cause unexpected behavior.

- **Severity:** Low 2.1 (`CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 21 Aug 2020
- **Updated:** 4 Jun 2025
- **Also known as:** GHSA-c39v-2g86-xrr6

## What is CVE-2020-16237?

CVE-2020-16237 is a low-severity vulnerability in Philips SureSigns VS4, published on 21 Aug 2020. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Philips SureSigns VS4, A.07.107 and prior receives input or data, but it does not validate or incorrectly validates that the input has the properties required to process the data safely and correctly.

Weakness: CWE-20 (Improper Input Validation)

## Which versions are affected by CVE-2020-16237?

It affects 1 product.


Products: Philips Suresigns Vs4 Firmware.

## How do I fix CVE-2020-16237?

No fix has been published for CVE-2020-16237 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-16237 being exploited?

There is no known exploitation of CVE-2020-16237 in the wild and no public exploit code.

## Other vulnerabilities in Philips SureSigns VS4

- [CVE-2020-16241](https://insights.sbomify.com/CVE-2020-16241/): Philips SureSigns VS4 Improper Access Control (medium 6.3)
- [CVE-2020-16239](https://insights.sbomify.com/CVE-2020-16239/): Philips SureSigns VS4 Improper Authentication (medium 4.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-16237 and fix it if it is affected.

What it is: CVE-2020-16237 is a low-severity vulnerability in Philips SureSigns VS4, published on 21 Aug 2020. 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-2020-16237 in the wild and no public exploit code.

Affected product: Philips SureSigns VS4. 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-2020-16237/ (Markdown: https://insights.sbomify.com/CVE-2020-16237/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-16237
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-16237
- OSV: https://osv.dev/vulnerability/CVE-2020-16237

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-16237/
Summaries are generated and may contain mistakes; the official description above is the record.