---
title: "CVE-2017-15011\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-2017-15011?format=md
keywords: index, follow
---

# CVE-2017-15011

Publication date 4 October 2017

Last updated 17 July 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-2017-15011?format=md#impact-score)

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## Description

The named pipes in qtsingleapp in Qt 5.x, as used in qBittorrent and
SugarSync, are configured for remote access and allow remote attackers to
cause a denial of service (application crash) via an unspecified string.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2017-15011?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| qbittorrent | 18.10 cosmic | Not affected |
| 18.04 LTS bionic | Not affected |
| 17.10 artful | Ignored end of life |
| 17.04 zesty | Ignored end of life |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | 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)

## Notes

---

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

Likely specific to the Windows Named Pipes interface

---

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

Only affects Windows

## 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-2017-15011)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2017-15011)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2017-15011)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2017-15011)

### Other references

* <https://hackinparis.com/data/slides/2017/2017_Cohen_Gil_The_forgotten_interface_Windows_named_pipes.pdf>
* <https://www.youtube.com/watch?v=m6zISgWPGGY>
* <https://www.cve.org/CVERecord?id=CVE-2017-15011>