SARA / Free Tools / CVE / CVE-2018-10918

CVE-2018-10918 — A null pointer dereference flaw was found in the way samba checked database outp

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

CVSS
5.2 MEDIUM
EPSS
4.26% (top 11.30%)
CWE
CWE-476
Published
2018-08-22T17:00:00.000Z
Last modified
2024-08-05T07:54:35.460Z
CVSS vector
CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

01What is this vulnerability?

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.

02Affected products

VendorProductVersions
The Samba Teamsamba4.7.9, 4.8.4

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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