---
title: "CVE-2015-7944\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-2015-7944?format=md
keywords: index, follow
---

# CVE-2015-7944

Publication date 18 August 2017

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**7.5 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2015-7944?format=md#impact-score)

Toggle side navigation

## Description

The RESTful control interface (aka RAPI or ganeti-rapi) in Ganeti before
2.9.7, 2.10.x before 2.10.8, 2.11.x before 2.11.8, 2.12.x before 2.12.6,
2.13.x before 2.13.3, 2.14.x before 2.14.2, and 2.15.x before 2.15.2, when
used in SSL mode, allows remote attackers to cause a denial of service
(resource consumption) via SSL parameter renegotiation.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| ganeti | 19.04 disco | Not affected |
| 18.10 cosmic | Not affected |
| 18.04 LTS bionic | Not affected |
| 17.10 artful | Not in release |
| 17.04 zesty | Not affected |
| 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 |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | 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)

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

7.5 · High

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 7.5 · High |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7944)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-7944)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-7944)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-7944)

### Other references

* <http://www.ocert.org/advisories/ocert-2015-012.html>
* <http://git.ganeti.org/?p=ganeti.git;a=commit;h=201fcb916b8164c78f4ed8e0c9cfc0227a78684c>
* <https://www.cve.org/CVERecord?id=CVE-2015-7944>