---
title: "CVE-2017-5932\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-2017-5932?format=md
keywords: index, follow
---

# CVE-2017-5932

Publication date 27 March 2017

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**7.8 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2017-5932?format=md#impact-score)

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## Description

The path autocompletion feature in Bash 4.4 allows local users to gain
privileges via a crafted filename starting with a " (double quote)
character and a command substitution metacharacter.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2017-5932?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| bash | 17.04 zesty | Fixed 4.4-2ubuntu1.1 |
| 16.10 yakkety | Not affected |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not affected |
| 12.04 LTS precise | 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-2017-5932?format=md#patch-details)

## Notes

---

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

introduced in the devel-branch in May 2015 according to report

### 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 |
| --- | --- |
| bash | * Upstream:   <https://ftp.gnu.org/gnu/bash/bash-4.4-patches/bash44-007> |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

7.8 · High

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 7.8 · High |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5932)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2017-5932)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2017-5932)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2017-5932)

### Related Ubuntu Security Notices (USN)

+ [USN-3294-1](https://usn.ubuntu.com/USN-3294-1)
+ Bash vulnerabilities
+ 17 May 2017

### Other references

* <https://github.com/jheyens/bash_completion_vuln/raw/master/2017-01-17.bash_completion_report.pdf>
* <https://www.cve.org/CVERecord?id=CVE-2017-5932>