---
title: "CVE-2013-4352\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-2013-4352?format=md
keywords: index, follow
---

# CVE-2013-4352

Publication date 20 July 2014

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

The cache\_invalidate function in modules/cache/cache\_storage.c in the
mod\_cache module in the Apache HTTP Server 2.4.6, when a caching forward
proxy is enabled, allows remote HTTP servers to cause a denial of service
(NULL pointer dereference and daemon crash) via vectors that trigger a
missing hostname value.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2013-4352?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| apache2 | 14.04 LTS trusty | Not affected |
| 12.04 LTS precise | Not affected |
| 10.04 LTS lucid | Not affected |

---

* [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-2013-4352?format=md#patch-details)

## Notes

---

### [mdeslaur](https://launchpad.net/~mdeslaur)

from commit: "This issue affected httpd versions 2.4.5
and 2.4.6 only."

### 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 |
| --- | --- |
| apache2 | * Upstream:   <http://svn.apache.org/viewvc?view=revision&revision=1524167> * Upstream:   <http://svn.apache.org/viewvc?view=revision&revision=1610495> |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4352)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2013-4352)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2013-4352)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2013-4352)

### Other references

* <http://httpd.apache.org/security/vulnerabilities_24.html>
* <https://www.cve.org/CVERecord?id=CVE-2013-4352>