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CVE-2018-1000135

7.5 · HIGH

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,…

Published Mar 20, 2018CWE-200EPSS 2.02%

Overview

CVE-2018-1000135 is a high-severity vulnerability. It was published on March 20, 2018 and has a CVSS 3.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Reflists.opensuse.org/opensuse-security-announce/2019-06/msg00005.htmlRefwww.securityfocus.com/bid/103478Refbugs.launchpad.net/ubuntu/+source/network-manager/+bug/1754671Refbugzilla.gnome.org/show_bug.cgi?id=746422Refbugzilla.redhat.com/show_bug.cgi?id=1553634Reflists.opensuse.org/opensuse-security-announce/2019-06/msg00005.htmlRefwww.securityfocus.com/bid/103478Refbugs.launchpad.net/ubuntu/+source/network-manager/+bug/1754671Refbugzilla.gnome.org/show_bug.cgi?id=746422Refbugzilla.redhat.com/show_bug.cgi?id=1553634

How CyberStrike helps

Frequently asked questions

What is CVE-2018-1000135?

CVE-2018-1000135 is a high-severity vulnerability. It was published on March 20, 2018 and has a CVSS 3.0 base score of 7.5 (HIGH).

How severe is CVE-2018-1000135?

This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2018-1000135?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2018-1000135?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-1000135 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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