# CVE-2007-1647: Information disclosure in n/a

> Remote attackers can access sensitive user data and password hashes by directly requesting session files due to insufficient access controls.

- **Severity:** High 7.8 (`AV:N/AC:L/Au:N/C:C/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:** 24 Mar 2007
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-cpp3-82c5-xhqm

## What is CVE-2007-1647?

CVE-2007-1647 is a high-severity vulnerability in Moodle Moodle, published on 24 Mar 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Moodle 1.5.2 and earlier stores sensitive information under the web root with insufficient access control, and provides directory listings, which allows remote attackers to obtain user names, password hashes, and other sensitive information via a direct request for session (sess_*) files in moodledata/sessions/.

## Which versions are affected by CVE-2007-1647?

It affects 1 product.


Products: Moodle Moodle.

## How do I fix CVE-2007-1647?

No fix has been published for CVE-2007-1647 yet. Limit exposure of the affected software until one is available.

## Is CVE-2007-1647 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-1647 exists.

Public exploit code:

- Moodle 1.5.2 - 'moodledata' Remote Session Disclosure (exploitdb)

## Other vulnerabilities in Moodle Moodle

- [CVE-2006-4935](https://insights.sbomify.com/CVE-2006-4935/): File upload in n/a (critical 10.0)
- [CVE-2006-4936](https://insights.sbomify.com/CVE-2006-4936/): Moodle does not properly validate module instance id (critical 10.0)
- [CVE-2004-2233](https://insights.sbomify.com/CVE-2004-2233/): Unknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors. (critical 10.0)
- [CVE-2004-2235](https://insights.sbomify.com/CVE-2004-2235/): Cross-site scripting in n/a (critical 10.0)
- [CVE-2004-2236](https://insights.sbomify.com/CVE-2004-2236/): Other in n/a (critical 10.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2007-1647 and fix it if it is affected.

What it is: CVE-2007-1647 is a high-severity vulnerability in Moodle Moodle, published on 24 Mar 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-1647 exists.

Affected product: Moodle Moodle. 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-2007-1647/ (Markdown: https://insights.sbomify.com/CVE-2007-1647/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2007-1647
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2007-1647
- OSV: https://osv.dev/vulnerability/CVE-2007-1647

---
From sbomify Insights: https://insights.sbomify.com/CVE-2007-1647/
Summaries are generated and may contain mistakes; the official description above is the record.