---
title: "CVE-2018-1000135\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-2018-1000135?format=md
keywords: index, follow
---

# CVE-2018-1000135

Publication date 20 March 2018

Last updated 18 August 2025

---

Ubuntu priority

**Low**

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

## Cvss 3 Severity Score

**7.5 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2018-1000135?format=md#impact-score)

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## Description

GNOME NetworkManager version 1.10.2 and earlier contains a Information
Exposure (CWE-200) vulnerability in DNS resolver that can result in Private
DNS queries leaked to local network's DNS servers, while on VPN. This
vulnerability appears to have been fixed in Some Ubuntu 16.04 packages were
fixed, but later updates removed the fix. cf.
https://bugs.launchpad.net/ubuntu/+bug/1754671 an upstream fix does not
appear to be available at this time.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| network-manager | 26.04 LTS resolute | Not affected |
| 25.10 questing | Not affected |
| 25.04 plucky | Not affected |
| 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 23.10 mantic | Not affected |
| 23.04 lunar | Not affected |
| 22.10 kinetic | Not affected |
| 22.04 LTS jammy | Not affected |
| 21.10 impish | Not affected |
| 21.04 hirsute | Not affected |
| 20.10 groovy | Not affected |
| 20.04 LTS focal | Not affected |
| 19.10 eoan | Not affected |
| 19.04 disco | Ignored end of life |
| 18.10 cosmic | Ignored end of life |
| 18.04 LTS bionic | Fixed 1.10.6-2ubuntu1.2 |
| 17.10 artful | Ignored end of life |
| 16.04 LTS xenial | Vulnerable |
| 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)
* [Patch details](https://ubuntu.com/security/CVE-2018-1000135?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 |
| --- | --- |
| network-manager | * Upstream:   [?id=d97](https://cgit.freedesktop.org/NetworkManager/NetworkManager/commit/?id=d9782589248e61c0cb5aec90e3eb62612891116b) |

## 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:3.0/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-2018-1000135)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2018-1000135)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2018-1000135)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2018-1000135)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2018-1000135>