Chinese Hackers Target Major Southeast Asian Telecom Companies

Three distinct clusters of malicious activities operating on behalf of Chinese state interests have staged a series of attacks to target networks belonging to at least five major telecommunications companies located in Southeast Asian countries since 2017. "The goal of the attackers behind these...

AD Starter Scan - Unconstrained delegation

Binary data adsikerberosdeleg.nbin...

Microsoft warns of PetitPotam attack taking over Windows domains

By Deeba Ahmed Experts reveal that the PetitPotam attack forces remote Windows servers such as Domain Controllers to validate a malicious destination. This is a post from HackRead.com Read the original post: Microsoft warns of PetitPotam attack taking over Windows domains...

New PetitPotam NTLM Relay Attack Lets Hackers Take Over Windows Domains

A newly uncovered security flaw in the Windows operating system can be exploited to coerce remote Windows servers, including Domain Controllers, to authenticate with a malicious destination, thereby allowing an adversary to stage an NTLM relay attack and completely take over a Windows domain. The...

Exploit for CVE-2020-1472

PoC exploit for CVE-2020-1472 ZeroLogon vulnerability. The target product/service is Windows Domain Controller DC. The vulnerability class/vector is authentication bypass via all-zero challenge. The probable entry point is the Netlogon service, which is accessed via the Impacket library. Notable...

July 13, 2021—KB5004289 (Monthly Rollup)

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How to Mitigate Microsoft Print Spooler Vulnerability – PrintNightmare

This week, PrintNightmare - Microsoft's Print Spooler vulnerability CVE-2021-34527 was upgraded from a 'Low' criticality to a 'Critical' criticality. This is due to a Proof of Concept published on GitHub, which attackers could potentially leverage for gaining access to Domain Controllers. As we...

Exploit for CVE-2020-1472

PoC exploit for CVE-2020-1472, a vulnerability in the Windows Netlogon service that allows authentication bypass. The exploit uses the Impacket library to test the vulnerability and attempt to perform a Netlogon authentication bypass. It targets the Netlogon service on a domain controller and sen...

CISA Offers New Mitigation for PrintNightmare Bug

The U.S. government has stepped in to offer a mitigation for a critical remote code execution RCE vulnerability in the Windows Print Spooler service that may not have been fully patched by Microsoft’s initial effort to fix it. To mitigate the bug, dubbed PrintNightmare, the CERT Coordination Cent...

Exploit for CVE-2021-1675

From Lares Labs: Detection & Remedia...

PrintNightmare, Critical Windows Print Spooler Vulnerability

Updated July 2, 2021 For new information and mitigations, see Microsoft's updated guidance for the Print spooler vulnerability CVE-2021-34527. Updated July 1, 2021 See Microsoft's new guidance for the Print spooler vulnerability CVE-2021-34527 and apply the necessary workarounds. Original post Ju...

EulerOS 2.0 SP5 : bind (EulerOS-SA-2021-1894)

According to the version of the bind packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - BIND servers are vulnerable if they are running an affected version and are configured to use GSS-TSIG features. In a configuration which uses BIND's...

ISC BIND GSS-TSIG SPNEGO Buffer Overflow (CVE-2021-25216)

According to its self-reported version, the ISC Bind present on the remote host is affected by a buffer overflow vulnerability: - GSS-TSIG is an extension to the TSIG protocol which is intended to support the secure exchange of keys for use in verifying the authenticity of communications between...

The vulnerability of the Samba networking communication package, related to improper access control, allows a perpetrator to gain access to confidential data and compromise its integrity.

The vulnerability of the Samba networking communication package is related to an error in deleting permissions for creating or modifying subtrees. This error does not automatically disappear on all domain controllers. Exploiting this vulnerability can allow a remote attacker to gain access to...

CVE-2021-26897

Windows DNS Server Remote Code Execution Vulnerability...

Microsoft Launches Phase 2 Mitigation for Netlogon Remote Code Execution Vulnerability (CVE-2020-1472)

Microsoft addressed a critical remote code execution vulnerability affecting the Netlogon protocol CVE-2020-1472 on August 11, 2020. Beginning with the February 9, 2021 Security Update release, Domain Controllers will be placed in enforcement mode. This will require all Windows and non-Windows...

Microsoft Implements Windows Zerologon Flaw 'Enforcement Mode'

Microsoft is taking matters into its own hands when it comes to companies that haven’t yet updated their systems to address the critical Zerologon flaw. The tech giant will soon by default block vulnerable connections on devices that could be used to exploit the flaw. Starting Feb. 9, Microsoft...

Zerologon is now detected by Microsoft Defender for Identity

There has been a huge focus on the recently patched CVE-2020-1472 Netlogon Elevation of Privilege vulnerability, widely known as ZeroLogon. While Microsoft strongly recommends that you deploy the latest security updates to your servers and devices, we also want to provide you with the best...

Symantec Reports on Cicada APT Attacks against Japan

Symantec is reporting on an APT group linked to China, named Cicada. They have been attacking organizations in Japan and elsewhere. Cicada has historically been known to target Japan-linked organizations, and has also targeted MSPs in the past. The group is using living-off-the-land tools as well...

APT Exploits Microsoft Zerologon Bug: Targets Japanese Companies

China-backed APT Cicada joins the list of threat actors leveraging the Microsoft Zerologon bug to stage attacks against their targets. In this case, victims are large and well-known Japanese organizations and their subsidiaries, including locations in the United States. Researchers observed a...