CVE-2018-10918

Name: CVE-2018-10918
Creator: NVD / NIST
Published: 2018-08-22T17:29:00.477+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.55%

Last modified Jun 17, 2026

CVE-2018-10918 is a vulnerability of currently unknown severity. A null pointer dereference flaw was found in the way samba checked database outputs from the LDB database layer. An authenticated attacker could use this flaw to crash a samba server in an Active Directory Domain Controller configuration. EPSS estimates a 2.55% chance of exploitation in the next 30 days.

Description

A null pointer dereference flaw was found in the way samba checked database outputs from the LDB database layer. An authenticated attacker could use this flaw to crash a samba server in an Active Directory Domain Controller configuration. Samba versions before 4.7.9 and 4.8.4 are vulnerable.

Metrics

EPSS Probability

2.55%

83.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Samba	Samba	>= 4.7.0, < 4.7.9
Samba	Samba	>= 4.8.0, < 4.8.4

References

http://www.securityfocus.com/bid/105083Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10918Issue Tracking, Third Party Advisory
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20180814-0001/Third Party Advisory
https://usn.ubuntu.com/3738-1/Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-10918.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/105083Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10918Issue Tracking, Third Party Advisory
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20180814-0001/Third Party Advisory
https://usn.ubuntu.com/3738-1/Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-10918.htmlPatch, Vendor Advisory

Timeline

Published: Aug 22, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-10918?

How severe is CVE-2018-10918?

Severity scoring for CVE-2018-10918 is pending analysis. The EPSS model estimates a 2.55% probability of exploitation in the next 30 days.

How do I fix CVE-2018-10918?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-10918?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST