CVE-2018-10918

6.5 mediumEPSS 2.5%

Medium (6.5). EPSS 2.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.0

6.5 medium

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 2.5% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2018-08-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

canonical:ubuntu_linux
samba:samba

References

http://www.securityfocus.com/bid/105083
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10918
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20180814-0001/
https://usn.ubuntu.com/3738-1/

Check your stack JSON