---
title: "CVE-2012-2239\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2012-2239?format=md
keywords: index, follow
---

# CVE-2012-2239

Publication date 24 November 2012

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**9.1 · Critical**

[Score breakdown](https://ubuntu.com/security/CVE-2012-2239?format=md#impact-score)

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## Description

Mahara 1.4.x before 1.4.4 and 1.5.x before 1.5.3 allows remote attackers to
read arbitrary files or create TCP connections via an XML external entity
(XXE) injection attack, as demonstrated by reading config.php.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| mahara | 17.04 zesty | Not in release |
| 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Not in release |
| 15.04 vivid | Not in release |
| 14.10 utopic | Not in release |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Ignored end of life |
| 12.04 LTS precise | Ignored end of life |
| 11.10 oneiric | Ignored end of life |
| 10.04 LTS lucid | Ignored end of life |
| 8.04 LTS hardy | Not in release |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

9.1 · Critical

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | None |
  | User interaction | None |
  | Scope | Unchanged |
  | Confidentiality impact | High |
  | Integrity impact | High |
  | Availability impact | None |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 9.1 · Critical |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2239)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2012-2239)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2012-2239)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2012-2239)

### Other references

* <https://mahara.org/interaction/forum/topic.php?id=4869>
* <https://bugs.launchpad.net/mahara/+bug/1047111>
* <https://www.cve.org/CVERecord?id=CVE-2012-2239>