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CVE-2018-1050

4.3 · MEDIUM

All versions of Samba from 4.0.0 onwards are vulnerable to a denial of service attack when the RPC spoolss service is configured to be run as an external daemon.

Published Mar 13, 2018CWE-476EPSS 6.51%

Overview

CVE-2018-1050 is a medium-severity vulnerability. It was published on March 13, 2018 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

All versions of Samba from 4.0.0 onwards are vulnerable to a denial of service attack when the RPC spoolss service is configured to be run as an external daemon. Missing input sanitization checks on some of the input parameters to spoolss RPC calls could cause the print spooler service to crash.

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

Refwww.securityfocus.com/bid/103387Refwww.securitytracker.com/id/1040493Refaccess.redhat.com/errata/RHSA-2018:1860Refaccess.redhat.com/errata/RHSA-2018:1883Refaccess.redhat.com/errata/RHSA-2018:2612Refaccess.redhat.com/errata/RHSA-2018:2613Refaccess.redhat.com/errata/RHSA-2018:3056Refbugzilla.redhat.com/show_bug.cgi?id=1538771Refhelp.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0Reflists.debian.org/debian-lts-announce/2018/03/msg00024.html

How CyberStrike helps

Frequently asked questions

What is CVE-2018-1050?

CVE-2018-1050 is a medium-severity vulnerability. It was published on March 13, 2018 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2018-1050?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2018-1050?

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-2018-1050?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-1050 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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