New 'HrServ.dll' Web Shell Detected in APT Attack Targeting Afghan Government

An unspecified government entity in Afghanistan was targeted by a previously undocumented web shell called HrServ in what's suspected to be an advanced persistent threat APT attack. The web shell, a dynamic-link library DLL named "hrserv.dll," exhibits "sophisticated features such as custom...

Mirai-based Botnet Exploiting Zero-Day Bugs in Routers and NVRs for Massive DDoS Attacks

An active malware campaign is leveraging two zero-day vulnerabilities with remote code execution RCE functionality to rope routers and video recorders into a Mirai-based distributed denial-of-service DDoS botnet. "The payload targets routers and network video recorder NVR devices with default adm...

Defeat Web Shell WSO-NG

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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...

Alert: 'Effluence' Backdoor Persists Despite Patching Atlassian Confluence Servers

Cybersecurity researchers have discovered a stealthy backdoor named Effluence that's deployed following the successful exploitation of a recently disclosed security flaw in Atlassian Confluence Data Center and Server. "The malware acts as a persistent backdoor and is not remediated by applying...

Update now! SysAid vulnerability is actively being exploited by ransomware affiliate

Users of SysAid on-premises should take action to deal with a vulnerability. SysAid is a widely used IT service management solution that allows IT teams to manage tasks. Microsoft discovered an ongoing exploitation of a zero-day vulnerability in the SysAid IT support software in limited attacks b...

CVE-2023-33480

RemoteClinic 2.0 contains a critical vulnerability chain that can be exploited by a remote attacker with low-privileged user credentials to create admin users, escalate privileges, and execute arbitrary code on the target system via a PHP shell. The vulnerabilities are caused by a lack of input...

Kinsing Actors Exploiting Recent Linux Flaw to Breach Cloud Environments

The threat actors linked to Kinsing have been observed attempting to exploit the recently disclosed Linux privilege escalation flaw called Looney Tunables as part of a "new experimental campaign" designed to breach cloud environments. "Intriguingly, the attacker is also broadening the horizons of...

CVE-2023-4827

The File Manager Pro WordPress plugin before 1.8 does not properly check the CSRF nonce in the fsconnector AJAX action. This allows attackers to make highly privileged users perform unwanted file system actions via CSRF attacks by using GET requests, such as uploading a web shell...

CVE-2023-4827

The File Manager Pro WordPress plugin before 1.8 does not properly check the CSRF nonce in the fsconnector AJAX action. This allows attackers to make highly privileged users perform unwanted file system actions via CSRF attacks by using GET requests, such as uploading a web shell...

CVE-2023-4827 File Manager Pro < 1.8 - Remote Code Execution via CSRF

The File Manager Pro WordPress plugin before 1.8 does not properly check the CSRF nonce in the fsconnector AJAX action. This allows attackers to make highly privileged users perform unwanted file system actions via CSRF attacks by using GET requests, such as uploading a web shell...

Zoo Management System 1.0 Shell Upload

Exploit Title: Zoo Management System 1.0 - Unauthenticated RCE Date: 16.10.2023 Exploit Author: Çağatay Ceyhan Vendor Homepage: https://www.sourcecodester.com/php/15347/zoo-management-system-source-code-php-mysql-database.htmlgooglevignette Software Link:...

Privilege Escalation to admin from any other users

Description By default, hestiacp creates a default fpm configuration that runs php-fpm service as the www-data user common socket. Also another php-fpm service runs from admin user and www-data group unix-socket. That allows any user upload php-file into /tmp dir, then run that script from...

Citrix Devices Under Attack: NetScaler Flaw Exploited to Capture User Credentials

A recently disclosed critical flaw in Citrix NetScaler ADC and Gateway devices is being exploited by threat actors to conduct a credential harvesting campaign. IBM X-Force, which uncovered the activity last month, said adversaries exploited "CVE-2023-3519 to attack unpatched NetScaler Gateways to...

GHSA-PQ98-6HF6-3RJ3 Economizzer remote code execution vulnerability

A remote code execution RCE vulnerability via an insecure file upload exists in gugoan's Economizzer v.0.9-beta1 and commit 3730880 April 2023. A malicious attacker can upload a PHP web shell as an attachment when adding a new cash book entry. Afterwards, the attacker may visit the web shell and...

CVE-2023-38874

A remote code execution RCE vulnerability via an insecure file upload exists in gugoan's Economizzer v.0.9-beta1 and commit 3730880 April 2023. A malicious attacker can upload a PHP web shell as an attachment when adding a new cash book entry. Afterwards, the attacker may visit the web shell and...

CVE-2023-38874

A remote code execution RCE vulnerability via an insecure file upload exists in gugoan's Economizzer v.0.9-beta1 and commit 3730880 April 2023. A malicious attacker can upload a PHP web shell as an attachment when adding a new cash book entry. Afterwards, the attacker may visit the web shell and...

CVE-2023-38874

A remote code execution RCE vulnerability via an insecure file upload exists in gugoan's Economizzer v.0.9-beta1 and commit 3730880 April 2023. A malicious attacker can upload a PHP web shell as an attachment when adding a new cash book entry. Afterwards, the attacker may visit the web shell and...

Remote code execution

A remote code execution RCE vulnerability via an insecure file upload exists in gugoan's Economizzer v.0.9-beta1 and commit 3730880 April 2023. A malicious attacker can upload a PHP web shell as an attachment when adding a new cash book entry. Afterwards, the attacker may visit the web shell and...

Economizzer Code Issue Vulnerability

Economizzer is a simple and open source personal finance management system using PHP Yii Framework 2 by Gustavo G. Andrade, an individual developer. A code issue vulnerability exists in Economizzer v.0.9-beta1, which stems from a Remote Code Execution RCE vulnerability due to an insecure file...