---
title: "CVE-2013-4166\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-2013-4166?format=md
keywords: index, follow
---

# CVE-2013-4166

Publication date 26 July 2013

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-2013-4166?format=md#impact-score)

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## Description

The gpg\_ctx\_add\_recipient function in camel/camel-gpg-context.c in GNOME
Evolution 3.8.4 and earlier and Evolution Data Server 3.9.5 and earlier
does not properly select the GPG key to use for email encryption, which
might cause the email to be encrypted with the wrong key and allow remote
attackers to obtain sensitive information.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| evolution-data-server | 13.04 raring | Fixed 3.6.4-0ubuntu1.1 |
| 12.10 quantal | Fixed 3.6.2-0ubuntu0.2 |
| 12.04 LTS precise | Fixed 3.2.3-0ubuntu7.1 |
| 10.04 LTS lucid | 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)
* [Patch details](https://ubuntu.com/security/CVE-2013-4166?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 |
| --- | --- |
| evolution-data-server | * Upstream:   [?id=5d8](https://git.gnome.org/browse/evolution-data-server/commit/?id=5d8b92c622f6927b253762ff9310479dd3ac627d) * Upstream:   [?h=gnom](https://git.gnome.org/browse/evolution-data-server/commit/?h=gnome-3-8&id=f7059bb37dcce485d36d769142ec9515708d8ae5) |

## 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-2013-4166)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2013-4166)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2013-4166)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2013-4166)

### Related Ubuntu Security Notices (USN)

+ [USN-1922-1](https://usn.ubuntu.com/USN-1922-1)
+ Evolution Data Server vulnerability
+ 31 July 2013

### Other references

* <http://openwall.com/lists/oss-security/2013/07/25/6>
* <https://www.cve.org/CVERecord?id=CVE-2013-4166>