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 Diretory Domain Controller configuration.
Find out more about CVE-2018-10918 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 5.2 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H |
| Attack Vector | Adjacent Network |
| Attack Complexity | Low |
| Privileges Required | Low |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
| Platform | Package | State |
|---|---|---|
| Red Hat Virtualization 4 | samba | Not affected |
| Red Hat Gluster Storage 3 | samba | Not affected |
| Red Hat Enterprise Linux 7 | samba | Not affected |
| Red Hat Enterprise Linux 6 | samba4 | Not affected |
| Red Hat Enterprise Linux 6 | samba | Not affected |
| Red Hat Enterprise Linux 5 | samba | Not affected |
| Red Hat Enterprise Linux 5 | samba3x | Not affected |
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