---
title: "CVE-2015-8124\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-2015-8124?format=md
keywords: index, follow
---

# CVE-2015-8124

Publication date 7 December 2015

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

Session fixation vulnerability in the "Remember Me" login feature in
Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7
allows remote attackers to hijack web sessions via a session id.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| symfony | 18.04 LTS bionic | Not affected |
| 17.10 artful | Ignored end of life |
| 17.04 zesty | Ignored end of life |
| 16.10 yakkety | Ignored end of life |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Ignored end of life |
| 15.04 vivid | Ignored end of life |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | 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)

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8124)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-8124)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-8124)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-8124)

### Other references

* <http://symfony.com/blog/cve-2015-8124-session-fixation-in-the-remember-me-login-feature>
* <https://github.com/symfony/symfony/pull/16631>
* <https://www.cve.org/CVERecord?id=CVE-2015-8124>