PT-2019-2320 · Microsoft · Windows

Published 2019-05-14 · Updated 2020-08-24 · CVE-2019-0734

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Windows (affected versions not specified)

Description The issue is related to an elevation of privilege vulnerability in Microsoft Windows. It occurs when a man-in-the-middle attacker successfully decodes and replaces authentication requests using Kerberos, allowing the attacker to be validated as an Administrator. The vulnerability is associated with errors in the Kerberos protocol authentication mechanism.

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

Weakness Enumeration

CWE-264

Related Identifiers

BDU:2019-02091

CVE-2019-0734

Affected Products

Windows

References · 6

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0734 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-0734 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2019-0734 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-0734 · Security Note
• https://bdu.fstec.ru/vul/2019-02091 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-0734 · Security Note