# CVE-2007-3643: Auth bypass in n/a

> Remote attackers can gain administrative privileges by setting the ava_userid cookie to 1, allowing unauthorized control of the application.

- **Severity:** Critical 10.0 (`AV:N/AC:L/Au:N/C:C/I:C/A:C`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 10 Jul 2007
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-93x6-25w5-vc7r

## What is CVE-2007-3643?

CVE-2007-3643 is a critical authentication bypass vulnerability in n/a, published on 10 Jul 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

admin/index.php in AV Arcade 2.1b grants administrative privileges when the ava_userid cookie value is 1, which allows remote attackers to perform certain administrative actions.

## Which versions are affected by CVE-2007-3643?

It affects 1 product.


Products: Av Scripts Av Arcade.

## How do I fix CVE-2007-3643?

No fix has been published for CVE-2007-3643 yet. Limit exposure of the affected software until one is available.

## Is CVE-2007-3643 being exploited?

There is no known exploitation of CVE-2007-3643 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2007-3643 and fix it if it is affected.

What it is: CVE-2007-3643 is a critical authentication bypass vulnerability in n/a, published on 10 Jul 2007. 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-2007-3643 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-2007-3643/ (Markdown: https://insights.sbomify.com/CVE-2007-3643/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2007-3643
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2007-3643
- OSV: https://osv.dev/vulnerability/CVE-2007-3643

---
From sbomify Insights: https://insights.sbomify.com/CVE-2007-3643/
Summaries are generated and may contain mistakes; the official description above is the record.