CVE-2015-6095

Microsoft Windows Kerberos - Authentication Bypass via Unintended KDC Connection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2015-6095. PoCs published by JackOfMostTrades.

AI-analyzed exploit summary This repository contains a proof-of-concept exploit for CVE-2015-6095, which allows bypassing the Windows login screen via domain authentication manipulation. It includes scripts to set up malicious DNS, KDC, LDAP, and NetBIOS servers to facilitate the attack.

Description

Kerberos in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 Gold and 1511 mishandles password changes, which allows physically proximate attackers to bypass authentication, and conduct decryption attacks against certain BitLocker configurations, by connecting to an unintended Key Distribution Center (KDC), aka "Windows Kerberos Security Feature Bypass."

Exploits (1)

nomisec WORKING POC 51 stars
by JackOfMostTrades · poc
https://github.com/JackOfMostTrades/bluebox

This repository contains a proof-of-concept exploit for CVE-2015-6095, which allows bypassing the Windows login screen via domain authentication manipulation. It includes scripts to set up malicious DNS, KDC, LDAP, and NetBIOS servers to facilitate the attack.

Classification
Working Poc 95%
Attack Type
Auth Bypass
Complexity
Moderate
Reliability
Reliable
Target: Windows Domain Authentication (affected by MS15-122)
No auth needed
Prerequisites: Network access to the target machine · Ability to intercept or manipulate domain authentication traffic
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Patch, Vendor Advisory vendor-advisory x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-122
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1034125

Scores

EPSS 0.0400
EPSS Percentile 89.3%

Details

CWE
CWE-255
Status published
Products (10)
microsoft/windows_10
microsoft/windows_10 1511
microsoft/windows_7
microsoft/windows_8
microsoft/windows_8.1
microsoft/windows_server_2008
microsoft/windows_server_2008 r2 sp1 (2 CPE variants)
microsoft/windows_server_2012
microsoft/windows_server_2012 r2
microsoft/windows_vista
Published Nov 11, 2015
Tracked Since Feb 18, 2026