PT-2019-3956 · Microsoft · Windows Tcp/Ip+1

Amit Klein + 2 · Published 2019-11-12 · Updated 2026-03-10 · CVE-2019-1324

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Windows TCP/IP (affected versions not specified)

Description The issue is related to an information disclosure problem in the Windows TCP/IP stack, specifically with how it handles IPv6 flowlabel filled packets. This could allow a remote attacker to gain unauthorized access to protected information by using a specially crafted IPv6 packet. The vulnerability may enable attackers to obtain sensitive information and impact the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2019-04453

CVE-2019-1324

Affected Products

Windows

Windows Tcp/Ip

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2019-1324 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1324 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-1324 · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-04453 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2019-1324 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1324 · Security Note