---
title: "CVE-2016-1572\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-2016-1572?format=md
keywords: index, follow
---

# CVE-2016-1572

Publication date 20 January 2016

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**8.4 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2016-1572?format=md#impact-score)

Toggle side navigation

## Description

mount.ecryptfs\_private.c in eCryptfs-utils does not validate mount
destination filesystem types, which allows local users to gain privileges
by mounting over a nonstandard filesystem, as demonstrated by /proc/$pid.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| ecryptfs-utils | 15.10 wily | Fixed 108-0ubuntu1.1 |
| 15.04 vivid | Fixed 107-0ubuntu1.3 |
| 14.04 LTS trusty | Fixed 104-0ubuntu1.14.04.4 |
| 12.04 LTS precise | Fixed 96-0ubuntu3.5 |

---

* [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-2016-1572?format=md#patch-details)

### 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 |
| --- | --- |
| ecryptfs-utils | * Upstream:   <https://bazaar.launchpad.net/~ecryptfs/ecryptfs/trunk/revision/870> |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

8.4 · High

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 8.4 · High |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1572)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2016-1572)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2016-1572)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2016-1572)

### Related Ubuntu Security Notices (USN)

+ [USN-2876-1](https://usn.ubuntu.com/USN-2876-1)
+ eCryptfs vulnerability
+ 20 January 2016

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2016-1572>