CVE-2019-1206

14.08.2019, 21:15

A memory corruption vulnerability exists in the Windows Server DHCP service when an attacker sends specially crafted packets to a DHCP failover server. An attacker who successfully exploited the vulnerability could cause the DHCP service to become nonresponsive.
To exploit the vulnerability, an attacker could send a specially crafted packet to a DHCP server. However, the DHCP server must be set to failover mode for the attack to succeed.
The security update addresses the vulnerability by correcting how DHCP failover servers handle network packets.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	7.5 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
microsoft	CNA	7.5 HIGH				CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CISA-ADP	ADP	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 94%

Vendor	Product	Version
microsoft	windows_server_2012	-
microsoft	windows_server_2016	-
microsoft	windows_server_2019	-

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-787 - Out-of-bounds Write
The software writes data past the end, or before the beginning, of the intended buffer.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1206