# CVE-2023-38028: Saho ADM100&ADM-100FP - Broken Access Control

> Unauthenticated attackers can bypass authentication on Saho attendance devices to read system information and modify user data.

- **Severity:** Critical 9.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 Aug 2023
- **Updated:** 3 Oct 2024
- **Also known as:** GHSA-gh74-f566-4j95

## What is CVE-2023-38028?

CVE-2023-38028 is a critical authentication bypass vulnerability in Saho ADM-100FP, published on 28 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Saho’s attendance devices ADM100 and ADM-100FP have insufficient authentication. An unauthenticated remote attacker can exploit this vulnerability to bypass authentication to read system information and operate user's data,  but can’t control system or disrupt service.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2023-38028?

It affects 2 products.


Products: Saho Adm-100 Firmware, Saho Adm-100fp Firmware.

## How do I fix CVE-2023-38028?

No fix has been published for CVE-2023-38028 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-38028 being exploited?

There is no known exploitation of CVE-2023-38028 in the wild and no public exploit code.

## Other vulnerabilities in Saho ADM-100FP

- [CVE-2023-38029](https://insights.sbomify.com/CVE-2023-38029/): Saho ADM100&ADM-100FP - Arbitrary File Upload (critical 9.8)
- [CVE-2023-38030](https://insights.sbomify.com/CVE-2023-38030/): Saho ADM100&ADM-100FP - Execute Code (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-38028 and fix it if it is affected.

What it is: CVE-2023-38028 is a critical authentication bypass vulnerability in Saho ADM-100FP, published on 28 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-38028 in the wild and no public exploit code.

Affected product: Saho ADM-100FP. 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-2023-38028/ (Markdown: https://insights.sbomify.com/CVE-2023-38028/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-38028
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-38028
- OSV: https://osv.dev/vulnerability/CVE-2023-38028

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-38028/
Summaries are generated and may contain mistakes; the official description above is the record.