# CVE-2023-51363: Information disclosure in VR-S1000

> An unauthenticated network-adjacent attacker can access the web management page to obtain sensitive information from the VR-S1000 router.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **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:** 26 Dec 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-276r-vcw2-xfq4

## What is CVE-2023-51363?

CVE-2023-51363 is a medium-severity vulnerability in BUFFALO INC. VR-S1000, published on 26 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

VR-S1000 firmware Ver. 2.37 and earlier allows a network-adjacent unauthenticated attacker who can access the product's web management page to obtain sensitive information.

## Which versions are affected by CVE-2023-51363?

It affects 1 product.


Products: Buffalo Vr-S1000 Firmware.

## How do I fix CVE-2023-51363?

No fix has been published for CVE-2023-51363 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-51363 being exploited?

There is no known exploitation of CVE-2023-51363 in the wild and no public exploit code.

## Other vulnerabilities in BUFFALO INC. VR-S1000

- [CVE-2023-46681](https://insights.sbomify.com/CVE-2023-46681/): Command injection in VR-S1000 (high 7.8)
- [CVE-2023-45741](https://insights.sbomify.com/CVE-2023-45741/): Command injection in VR-S1000 (medium 6.8)
- [CVE-2023-46711](https://insights.sbomify.com/CVE-2023-46711/): Hardcoded credentials in VR-S1000 (medium 4.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-51363 and fix it if it is affected.

What it is: CVE-2023-51363 is a medium-severity vulnerability in BUFFALO INC. VR-S1000, published on 26 Dec 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-2023-51363 in the wild and no public exploit code.

Affected product: BUFFALO INC. VR-S1000. 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-2023-51363/ (Markdown: https://insights.sbomify.com/CVE-2023-51363/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-51363
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-51363
- OSV: https://osv.dev/vulnerability/CVE-2023-51363

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-51363/
Summaries are generated and may contain mistakes; the official description above is the record.