OESA-2021-1461 samba security update

Samba is a suite of programs for Linux and Unix to interoperate with Windows. Security Fixes: A flaw was discovered in the way samba implements SMB1 authentication. Even if Kerberos authentication is required, an attacker can use this flaw to retrieve the clear text password sent over the...

Kerberoast - Kerberoast Attack -Pure Python-

Kerberos attack toolkit -pure python- Install pip3 install kerberoast Prereqirements Python 3.6 See requirements.txt For the impatient IMPORTANT: the accepted target url formats for LDAP and Kerberos are the following : +://:@/?= : +://:@/?= Steps -with SSPI-: kerberoast auto Steps -SSPI not...

DetectionLabELK - A Fork From DetectionLab With ELK Stack Instead Of Splunk

DetectionLabELK is a fork from Chris Long's DetectionLab with ELK stack instead of Splunk. Description: DetectionLabELK is the perfect lab to use if you would like to build effective detection capabilities. It has been designed with defenders in mind. Its primary purpose is to allow blueteams to...

November 9, 2021—KB5007245 (Security-only update)

November 9, 2021—KB5007245 Security-only update Summary Learn more about this security update, including improvements and fixes, any known issues, and how to get the update. Important: Windows Server 2012 has reached the end of mainstream support and is now in extended support. Starting in July...

CVE-2020-25719

A flaw was found in the way Samba, as an Active Directory Domain Controller, implemented Kerberos name-based authentication. The Samba AD DC, could become confused about the user a ticket represents if it did not strictly require a Kerberos PAC and always use the SIDs found within. The result cou...

Samba 竞争条件问题漏洞

Samba is the standard Windows interoperability suite for Linux and Unix. A security vulnerability exists in Samba that stems from a flaw discovered in the way Samba, which acts as an Active Directory domain controller, implements Kerberos name-based authentication. An attacker could exploit this...

PT-2021-5017

Name of the Vulnerable Software and Affected Versions Active Directory Domain Services affected versions not specified Description The issue is related to insecure privilege management in the Active Directory Domain Services component of the Windows operating system. This allows a remote attacker...

Samba 权限许可和访问控制问题漏洞

Samba is the standard Windows interoperability suite for Linux and Unix. Samba suffers from a permission permission and access control issue vulnerability that stems from multiple flaws found in the way samba AD DC implements access and consistency checks for stored data. An attacker could exploi...

UBUNTU-CVE-2020-25718

A flaw was found in the way samba, as an Active Directory Domain Controller, is able to support an RODC read-only domain controller. This would allow an RODC to print administrator tickets...

Samba AD DC did not correctly sandbox

Description Samba as an Active Directory Domain Controller is able to support an RODC, which is meant to have minimal privileges in a domain. However, in accepting a ticket from a Samba or Windows RODC, Samba was not confirming that the RODC is authorized to print such a ticket, via the...

Experts Detail Malicious Code Dropped Using ManageEngine ADSelfService Exploit

At least nine entities across the technology, defense, healthcare, energy, and education industries were compromised by leveraging a recently patched critical vulnerability in Zoho's ManageEngine ADSelfService Plus self-service password management and single sign-on SSO solution. The spying...

Microsoft Netlogon Privilege Escalation Vulnerability

Microsoft's Netlogon Remote Protocol MS-NRPC contains a privilege escalation vulnerability when an attacker establishes a vulnerable Netlogon secure channel connection to a domain controller. An attacker who successfully exploits the vulnerability could run a specially crafted application on a...

Microsoft Windows Local Security Authority (LSA) Spoofing Vulnerability

Microsoft Windows Local Security Authority LSA contains a spoofing vulnerability allowing an unauthenticated attacker to call a method on the LSARPC interface and coerce the domain controller to authenticate against another server using NTLM...

ADLab - Custom PowerShell Module To Setup An Active Directory Lab Environment To Practice Penetration Testing

The purpose of this module is to automate the deployment of an Active Directory lab for practicing internal penetration testing. Credits to Joe Helle and his PowerShell for Pentesters course regarding the generation of the attack vectors. Instructions Preparation Optional but recommended: Move...

samba: Netlogon elevation of privilege vulnerability (Zerologon)

A flaw was found in the Microsoft Windows Netlogon Remote Protocol MS-NRPC, where it reuses a known, static, zero-value initialization vector IV in AES-CFB8 mode. This flaw allows an unauthenticated attacker to impersonate a domain-joined computer, including a domain controller, and possibly obta...

Admin password re-use. Don’t do it

As a pentester, one of the most disappointing sights is see on a test is extensive local admin password reuse. I know others get excited as it means easy pwnage of the network, but for me, it makes my job too straightforward. I want more of a challenge, particularly as resolving the local admin...

VulnCheck KEV: CVE-2021-36942

Microsoft Windows Local Security Authority LSA contains a spoofing vulnerability allowing an unauthenticated attacker to call a method on the LSARPC interface and coerce the domain controller to authenticate against another server using NTLM...

ADCSPwn - A Tool To Escalate Privileges In An Active Directory Network By Coercing Authenticate From Machine Accounts And Relaying To The Certificate Service

A tool to escalate privileges in an active directory network by coercing authenticate from machine accounts Petitpotam and relaying to the certificate service. Usage Run ADCSPwn on your target network. authentication will be relayed to. Optional arguments: port - The port ADCSPwn will listen on...

Exploit for CVE-2020-1472

This repository is a proof-of-concept PoC exploit for CVE-2020-1472, a vulnerability in the Windows Netlogon service. The exploit requires the latest version of Impacket from GitHub, with added Netlogon structures. The PoC is designed to authenticate with an all-zero challenge and credential to t...

AvosLocker enters the ransomware scene, asks for partners

This blog post was authored by Hasherezade In mid-July we responded to an incident that involved an attack on a Microsoft Exchange server. The threat actor used this entry point to get into a Domain Controller and then leveraged it as a springboard to deploy ransomware. While examining the...