CVE-2014-0239
Medium
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.
SeverityMedium
CVSS5.0
Exploit probability—
ProductSamba
PublishedMay 28, 2014
First seenMay 28, 2014
How to fix
Update
- samba samba4.0.18, 4.1.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| samba samba | 4.0.0 ≤ v < 4.0.18, 4.1.0 ≤ v < 4.1.8 | 4.0.18, 4.1.8 |
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