# CVE-2009-3734: Denial of service in n/a

> Remote attackers can cause a denial of service and configuration reset in the Linear eMerge Access Control System via a crafted URI.

- **Severity:** Medium 5.0 (`AV:N/AC:L/Au:N/C:N/I:N/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not stated
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 5 Jan 2010
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-25qp-m5mq-65g8

## What is CVE-2009-3734?

CVE-2009-3734 is a medium-severity denial of service vulnerability in n/a, published on 5 Jan 2010. It can be exploited over the network, with no action from the victim.

### Official description

Unspecified vulnerability in the management console in the S2 Security Linear eMerge Access Control System 2.5.x allows remote attackers to cause a denial of service (configuration reset) via a request to a crafted URI.

## Which versions are affected by CVE-2009-3734?

It affects 1 product.


Products: S2sys Linear Emerge Access Control System.

## How do I fix CVE-2009-3734?

No fix has been published for CVE-2009-3734 yet. Limit exposure of the affected software until one is available.

## Is CVE-2009-3734 being exploited?

There is no known exploitation of CVE-2009-3734 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2009-3734 and fix it if it is affected.

What it is: CVE-2009-3734 is a medium-severity denial of service vulnerability in n/a, published on 5 Jan 2010. It can be exploited over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2009-3734 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-2009-3734/ (Markdown: https://insights.sbomify.com/CVE-2009-3734/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2009-3734
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2009-3734
- OSV: https://osv.dev/vulnerability/CVE-2009-3734

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From sbomify Insights: https://insights.sbomify.com/CVE-2009-3734/
Summaries are generated and may contain mistakes; the official description above is the record.