NullSection - An Anti-Reversing Tool That Applies A Technique That Overwrites The Section Header With Nullbytes

NullSection is an Anti-Reversing tool that applies a technique that overwrites the section header with nullbytes. Install git clone https://github.com/MatheuZSecurity/NullSection cd NullSection gcc nullsection.c -o nullsection ./nullsection Advantage When running nullsection on any ELF, it could ...

Exploring the (Not So) Secret Code of Black Hunt Ransomware

It seems like every week, the cybersecurity landscape sees the emergence of yet another ransomware variant, with Black Hunt being one of the latest additions. Initially reported by cybersecurity researchers in 2022, this new threat has quickly made its presence known. In a recent incident, Black...

CVE-2023-28807 Bypass of ZIA domain fronting detection module through evasion technique

In Zscaler Internet Access ZIA a mismatch between Connect Host and Client Hello's Server Name Indication SNI enables attackers to evade network security controls by hiding their communications within legitimate traffic...

Slackware Linux 15.0 / current sendmail Vulnerability (SSA:2024-031-01)

The version of sendmail installed on the remote host is prior to 8.18.1. It is, therefore, affected by a vulnerability as referenced in the SSA:2024-031-01 advisory. - sendmail through 8.17.2 allows SMTP smuggling in certain configurations. Remote attackers can use a published exploitation...

Amazon Linux AMI : exim (ALAS-2024-1908)

The version of exim installed on the remote host is prior to 4.92-1.40. It is, therefore, affected by a vulnerability as referenced in the ALAS-2024-1908 advisory. Exim through 4.97 allows SMTP smuggling in certain configurations. Remote attackers can use a published exploitation technique to...

Amazon Linux 2 : postfix (ALAS-2024-2420)

The version of postfix installed on the remote host is prior to 2.10.1-6. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2024-2420 advisory. Postfix through 3.8.4 allows SMTP smuggling unless configured with smtpddatarestrictions=rejectunauthpipelining and...

Fedora 38 : postfix (2024-5c186175f2)

The remote Fedora 38 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2024-5c186175f2 advisory. Security fix for CVE-2023-51764. Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not...

CATSploit - An Automated Penetration Testing Tool Using Cyber Attack Techniques Scoring

CATSploit is an automated penetration testing tool using Cyber Attack Techniques Scoring CATS method that can be used without pentester. Currently, pentesters implicitly made the selection of suitable attack techniques for target systems to be attacked. CATSploit uses system configuration...

CVE-2023-51766

Exim before 4.97.1 allows SMTP smuggling in certain PIPELINING/CHUNKING configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, allowing bypass of an SPF protection mechanism. This occurs because Exim supports . but...

CVE-2023-51764

Postfix through 3.8.5 allows SMTP smuggling unless configured with smtpddatarestrictions=rejectunauthpipelining and smtpddiscardehlokeywords=chunking or certain other options that exist in recent versions. Remote attackers can use a published exploitation technique to inject e-mail messages with ...

CVE-2023-51765

sendmail through 8.17.2 allows SMTP smuggling in certain configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, allowing bypass of an SPF protection mechanism. This occurs because sendmail supports . but some other...

CVE-2023-51765

sendmail through 8.17.2 allows SMTP smuggling in certain configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, allowing bypass of an SPF protection mechanism. This occurs because sendmail supports . but some other...

TA4557 Targets Recruiters by Delivering Malware Disguised as Job Applicant

Summary: Threat actor TA4557 has been focusing on recruiters by posing as job applicants to distribute malware. While this approach is not unprecedented, there have been notable shifts in both technique and attack vectors compared to their previous methods. The attackers have demonstrated an...

New PoolParty Process Injection Techniques Outsmart Top EDR Solutions

A new collection of eight process injection techniques, collectively dubbed PoolParty, could be exploited to achieve code execution in Windows systems while evading endpoint detection and response EDR systems. SafeBreach researcher Alon Leviev said the methods are "capable of working across all...

Warning for iPhone Users: Experts Warn of Sneaky Fake Lockdown Mode Attack

A new "post-exploitation tampering technique" can be abused by malicious actors to visually deceive a target into believing that their Apple iPhone is running in Lockdown Mode when it's actually not and carry out covert attacks. The novel method, detailed by Jamf Threat Labs in a report shared wi...

Quick Quiz 2.4 File Upload - Remote Code Execution Vulnerability

Title: Quick-Quiz-2.4 File Upload - RCE Author: nu11secur1ty Vendor: https://mediacity.co.in/mediacity/ Software: https://codecanyon.net/item/quick-quiz-laravel-quiz-and-exam-system/21117633?srank=14 Reference: https://portswigger.net/web-security/file-upload,...

Metasploit Weekly Wrap-Up

Customizable DNS resolution Contributor smashery added a new dns command to Metasploit console, which allows the user to customize the behavior of DNS resolution. Similarly to the route command, it is now possible to specify where DNS requests should be sent to avoid any information leak. Before...

HrServ – Previously unknown web shell used in APT attack

Introduction In the course of our routine investigation, we discovered a DLL file, identified as hrserv.dll, which is a previously unknown web shell exhibiting sophisticated features such as custom encoding methods for client communication and in-memory execution. Our analysis of the sample led t...

MuddyWater Returns with a New Spear-Phishing Campaign

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary MuddyWater, the Iranian nation-state actor, has been identified in a new spearphishing campaign targeting two Israeli entities and deploying a legitimate remote administration tool known as N-able Advanc...

The vulnerability of the WireMock software for creating virtual HTTP services relates to bypassing authentication through spoofing, allowing attackers to circumvent established access controls.

The vulnerability of the WireMock software for creating virtual HTTP services relates to the bypassing of authentication mechanisms through spoofing techniques. Exploiting this vulnerability allows a malicious actor to circumvent established access controls...