CVE-2018-1140

Name: CVE-2018-1140
Creator: NVD / NIST
Published: 2018-08-22T14:29:00.49+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 10.84%

Last modified Jun 17, 2026

CVE-2018-1140 is a vulnerability of currently unknown severity. A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. EPSS estimates a 10.84% chance of exploitation in the next 30 days.

Description

A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable

Metrics

EPSS Probability

10.84%

95.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Samba	Samba	>= 4.8.0, < 4.8.4

References

http://www.securityfocus.com/bid/105082Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1140Issue Tracking, Patch, Third Party Advisory
https://bugzilla.samba.org/show_bug.cgi?id=13374Issue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20180814-0001/Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-1140.htmlPatch, Vendor Advisory
http://www.securityfocus.com/bid/105082Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1140Issue Tracking, Patch, Third Party Advisory
https://bugzilla.samba.org/show_bug.cgi?id=13374Issue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20180814-0001/Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-1140.htmlPatch, Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2018-1140?

How severe is CVE-2018-1140?

Severity scoring for CVE-2018-1140 is pending analysis. The EPSS model estimates a 10.84% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1140?

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-2018-1140?

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

Scan your code now

Source: NVD / NIST