{"cve":"CVE-2018-16852","nvd":{"published":"2018-11-28T14:29:00.487","modified":"2026-06-17T01:44:54.747","status":"Modified","description":"Samba from version 4.9.0 and before version 4.9.3 is vulnerable to a NULL pointer de-reference. During the processing of an DNS zone in the DNS management DCE/RPC server, the internal DNS server or the Samba DLZ plugin for BIND9, if the DSPROPERTY_ZONE_MASTER_SERVERS property or DSPROPERTY_ZONE_SCAVENGING_SERVERS property is set, the server will follow a NULL pointer and terminate. There is no further vulnerability associated with this issue, merely a denial of service.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","score":4.4},"cwes":["CWE-476"],"references":["http://www.securityfocus.com/bid/106024","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16852","https://security.gentoo.org/glsa/202003-52","https://security.netapp.com/advisory/ntap-20181127-0001/","https://www.samba.org/samba/security/CVE-2018-16852.html"],"products":["samba:samba"],"source":"nvd","synced_at":"2026-10-19T20:53:59.789560037+00:00"},"epss":{"cve":"CVE-2018-16852","score":0.02227,"percentile":0.82731,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}