NULL pointer dereference in Samba
CVE-2018-10918
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.
EPSS: 0.025 (83.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.2 (Medium). Vector: CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Samba
- The Samba Team — versions 4.7.9, 4.8.4
- Canonical Ubuntu_linux — versions 14.04, 16.04, 18.04
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secalert@redhat.com (vendor-advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2018-10918?
- CVE-2018-10918 is a medium-severity vulnerability in Samba, classified under NULL Pointer Dereference. CVSS score: 5.2/10. Published 2018-08-22.
- How severe is CVE-2018-10918?
- Medium severity. CVSS v3 base score is 5.2 out of 10.