---
title: "CVE-2012-3527\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-2012-3527?format=md
keywords: index, follow
---
# CVE-2012-3527
Publication date 5 September 2012
Last updated 24 July 2024
---
Ubuntu priority
**Medium**
[Why this priority?](https://ubuntu.com/security/cves/about#priority )
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## Description
view\_help.php in the backend help system in TYPO3 4.5.x before 4.5.19,
4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows remote authenticated
backend users to unserialize arbitrary objects and possibly execute
arbitrary PHP code via an unspecified parameter, related to a "missing
signature (HMAC)."
## Status
Show unmaintained releases
| Package | Ubuntu Release | Status |
| --- | --- | --- |
| typo3-src | 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 affected |
| 14.10 utopic | Not affected |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Not affected |
| 13.04 raring | Not affected |
| 12.10 quantal | Not affected |
| 12.04 LTS precise | Ignored end of life |
| 11.10 oneiric | Ignored end of life |
| 11.04 natty | Ignored end of life |
| 10.04 LTS lucid | Ignored end of life |
| 8.04 LTS hardy | Ignored end of life |
---
* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
## References
* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3527)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2012-3527)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2012-3527)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2012-3527)
### Other references
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*