description: 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.
problem types: CWE-476
affected:
{
product: samba
vendor: The Samba Team
versions:
status: affected, version: 4.7.9
status: affected, version: 4.8.4
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 5.2
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
version: 3.0
]