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CVE-2014-0239

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.

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Severidad

N/A

EPSS

Probabilidad de explotación (próx. 30 días): 0.2216 (22.2%)
Percentil: 95.8%
EPSS: 2026-05-06

Afecta

samba:samba

Descripción técnica

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.

Publicada: 28/5/2014, 4:58:32
Última modificación: 6/5/2026, 22:30:45

Referencias

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