---
title: "CVE-2015-3167\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-2015-3167?format=md
keywords: index, follow
---

# CVE-2015-3167

Publication date 22 May 2015

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-2015-3167?format=md#impact-score)

Toggle side navigation

## Description

contrib/pgcrypto in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x
before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 uses different
error responses when an incorrect key is used, which makes it easier for
attackers to obtain the key via a brute force attack.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| postgresql-8.4 | 17.04 zesty | Not in release |
| 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Not in release |
| 15.04 vivid | Not in release |
| 14.10 utopic | Not in release |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | Ignored end of life |
| postgresql-9.1 | 17.04 zesty | Not in release |
| 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Not in release |
| 15.04 vivid | Not in release |
| 14.10 utopic | Not in release |
| 14.04 LTS trusty | Fixed 9.1.16-0ubuntu0.14.04 |
| 12.04 LTS precise | Fixed 9.1.16-0ubuntu0.12.04 |
| postgresql-9.3 | 17.04 zesty | Not in release |
| 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Not in release |
| 15.04 vivid | Not in release |
| 14.10 utopic | Not in release |
| 14.04 LTS trusty | Fixed 9.3.7-0ubuntu0.14.04 |
| 12.04 LTS precise | Not in release |
| postgresql-9.4 | 17.04 zesty | Not in release |
| 16.10 yakkety | Not in release |
| 16.04 LTS xenial | Not in release |
| 15.10 wily | Fixed 9.4.2-1 |
| 15.04 vivid | Fixed 9.4.2-0ubuntu0.15.04 |
| 14.10 utopic | Fixed 9.4.2-0ubuntu0.14.10 |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | 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)

## 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 | High |
  | Integrity impact | None |
  | Availability impact | None |
* Scores

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

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3167)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-3167)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-3167)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-3167)

### Related Ubuntu Security Notices (USN)

+ [USN-2621-1](https://usn.ubuntu.com/USN-2621-1)
+ PostgreSQL vulnerabilities
+ 25 May 2015

### Other references

* <http://www.postgresql.org/about/news/1587/>
* <https://www.cve.org/CVERecord?id=CVE-2015-3167>