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CVE-2014-0239

CVE information

Published

8 years ago

Last Modified

1 month ago

CVSSv2.0 Severity

Medium

Impact Analysis

Description

The internal DNS server in Samba 4.x before 4.0.18 does not check the QR field in the header section of an incoming DNS message before sending a response, which allows remote attackers to cause a denial of service (CPU and bandwidth consumption) via a forged response packet that triggers a communication loop, a related issue to CVE-1999-0103..

CVSSv2.0 Score

Severity
Medium
Base Score
5/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
2.9/10
Confidentiality Impact
None
Availability Impact
Partial
Integrity Impact
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
  Yes
4.1.0 4.1.8
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
  Yes
4.0.0 4.0.18