SB2019111206 - Information disclosure in Microsoft Windows TCP/IP stack



SB2019111206 - Information disclosure in Microsoft Windows TCP/IP stack

Published: November 12, 2019

Security Bulletin ID SB2019111206
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Information disclosure (CVE-ID: CVE-2019-1324)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error within the the Windows TCP/IP stack when processing IPv6 packets. A remote attacker can gain send specially crafted IPv6 packets with malicious IPv6 flowlabel data and gain access to sensitive information.


Remediation

Install update from vendor's website.