CVE-2018-1140
MEDIUM severity · CVSS 6.5 · Improper input validation
6.5CVSS MEDIUM
Summary
A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable
Impact & exploitability
Attack vectorAdjacent
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)11%
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1140 ↗
Additional information
- NVD record
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1140Patch
- https://bugzilla.samba.org/show_bug.cgi?id=13374Patch
- https://www.samba.org/samba/security/CVE-2018-1140.htmlPatch
- http://www.securityfocus.com/bid/105082Advisory
- https://security.gentoo.org/glsa/202003-52
- https://security.netapp.com/advisory/ntap-20180814-0001/Advisory