# CVE-2002-0463: Information disclosure in n/a

> Remote attackers can determine the full server pathname via an invalid language parameter in ARSC chat, exposing internal file system details.

- **Severity:** Medium 5.0 (`AV:N/AC:L/Au:N/C:P/I:N/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:** 2 Apr 2003
- **Updated:** 8 Aug 2024
- **Also known as:** GHSA-jhq4-p9g6-9x3f

## What is CVE-2002-0463?

CVE-2002-0463 is a medium-severity vulnerability in n/a, published on 2 Apr 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

home.php in ARSC (Really Simple Chat) 1.0.1 and earlier allows remote attackers to determine the full pathname of the web server via an invalid language in the arsc_language parameter, which leaks the pathname in an error message.

## Which versions are affected by CVE-2002-0463?

It affects 1 product.


Products: Arsc Really Simple Chat Arsc Really Simple Chat.

## How do I fix CVE-2002-0463?

No fix has been published for CVE-2002-0463 yet. Limit exposure of the affected software until one is available.

## Is CVE-2002-0463 being exploited?

There is no known exploitation of CVE-2002-0463 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2002-0463 and fix it if it is affected.

What it is: CVE-2002-0463 is a medium-severity vulnerability in n/a, published on 2 Apr 2003. 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-2002-0463 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-2002-0463/ (Markdown: https://insights.sbomify.com/CVE-2002-0463/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2002-0463
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2002-0463
- OSV: https://osv.dev/vulnerability/CVE-2002-0463

---
From sbomify Insights: https://insights.sbomify.com/CVE-2002-0463/
Summaries are generated and may contain mistakes; the official description above is the record.