---
title: "CVE-2012-3458\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-2012-3458?format=md
keywords: index, follow
---

# CVE-2012-3458

Publication date 15 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

Beaker before 1.6.4, when using PyCrypto to encrypt sessions, uses AES in
ECB cipher mode, which might allow remote attackers to obtain portions of
sensitive session data via unspecified vectors.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| beaker | 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Ignored end of life |
| 15.04 vivid | Ignored end of life |
| 14.10 utopic | Ignored end of life |
| 14.04 LTS trusty | Not in release |
| 13.10 saucy | Ignored end of life |
| 13.04 raring | Ignored end of life |
| 12.10 quantal | Ignored end of life |
| 12.04 LTS precise | Fixed 1.5.4-4+squeeze1build0.12.04.1 |
| 11.10 oneiric | Fixed 1.5.4-4+squeeze1build0.11.10.1 |
| 11.04 natty | Fixed 1.5.4-4+squeeze1build0.11.04.1 |
| 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)
* [Patch details](https://ubuntu.com/security/CVE-2012-3458?format=md#patch-details)

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| beaker | * Other:   [91becae](https://github.com/bbangert/beaker/commit/91becae76101cf87ce8cbfabe3af2622fc328fe5) |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3458)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2012-3458)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2012-3458)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2012-3458)

### Other references

* <http://www.openwall.com/lists/oss-security/2012/08/13/10>
* <https://www.cve.org/CVERecord?id=CVE-2012-3458>