# CVE-2012-3996: Information disclosure in n/a

> Remote attackers can obtain the installation path by requesting specific PHP files, exposing internal server 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:** 12 Jul 2012
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-63wj-pwr6-576j

## What is CVE-2012-3996?

CVE-2012-3996 is a medium-severity vulnerability in Tiki Tikiwiki Cms\/Groupware, published on 12 Jul 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

TikiWiki CMS/Groupware 8.3 and earlier allows remote attackers to obtain the installation path via a direct request to (1) admin/include_calendar.php, (2) tiki-rss_error.php, or (3) tiki-watershed_service.php.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2012-3996?

It affects 1 product.


Products: Tiki Tikiwiki Cms\/Groupware.

## How do I fix CVE-2012-3996?

No fix has been published for CVE-2012-3996 yet. Limit exposure of the affected software until one is available.

## Is CVE-2012-3996 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-3996 exists.

Public exploit code:

- Tiki Wiki CMS Groupware 8.3 - 'Unserialize()' PHP Code Execution (exploitdb)
- Tiki Wiki CMS Groupware 8.3 - 'Unserialize()' PHP Code Execution (Metasploit) (exploitdb)

## Other vulnerabilities in Tiki Tikiwiki Cms\/Groupware

- [CVE-2008-3653](https://insights.sbomify.com/CVE-2008-3653/): Multiple unspecified vulnerabilities in TikiWiki CMS/Groupware before 2.0 have unknown impact and attack vectors. (critical 10.0)
- [CVE-2007-6529](https://insights.sbomify.com/CVE-2007-6529/): Other in n/a (critical 10.0)
- [CVE-2010-4239](https://insights.sbomify.com/CVE-2010-4239/): Path traversal in CMS Groupware (critical 9.8)
- [CVE-2012-0911](https://insights.sbomify.com/CVE-2012-0911/): Deserialization in n/a (critical 9.8)
- [CVE-2025-34111](https://insights.sbomify.com/CVE-2025-34111/): Tiki Wiki <= 15.1 ELFinder Unauthenticated File Upload RCE (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2012-3996 and fix it if it is affected.

What it is: CVE-2012-3996 is a medium-severity vulnerability in Tiki Tikiwiki Cms\/Groupware, published on 12 Jul 2012. 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-2012-3996 exists.

Affected product: Tiki Tikiwiki Cms\/Groupware. 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-2012-3996/ (Markdown: https://insights.sbomify.com/CVE-2012-3996/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2012-3996
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2012-3996
- OSV: https://osv.dev/vulnerability/CVE-2012-3996

---
From sbomify Insights: https://insights.sbomify.com/CVE-2012-3996/
Summaries are generated and may contain mistakes; the official description above is the record.