CVE-2019-1206

Summary

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.

Affected Software

VendorProductVersion RangeStatus
MicrosoftWindows Server, version 1803 (Server Core Installation)10.0.0 < publicationaffected
MicrosoftWindows Server 201910.0.0 < publicationaffected
MicrosoftWindows Server 2019 (Server Core installation)10.0.0 < publicationaffected
MicrosoftWindows Server, version 1903 (Server Core installation)10.0.0 < publicationaffected
MicrosoftWindows Server 201610.0.0 < publicationaffected
MicrosoftWindows Server 2016 (Server Core installation)10.0.0 < publicationaffected
MicrosoftWindows Server 20126.2.0 < publicationaffected
MicrosoftWindows Server 2012 (Server Core installation)6.2.0 < publicationaffected
MicrosoftWindows Server 2012 R26.3.0 < publicationaffected
MicrosoftWindows Server 2012 R2 (Server Core installation)6.3.0 < publicationaffected

Weaknesses

  • Denial of Service

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

CVE Program Container

Additional References

References