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Ransomware Targets ESXi Systems via Stealthy SSH Tunnels for C2 Operations

Cybersecurity researchers have found that ransomware attacks targeting ESXi systems are also leveraging the access to repurpose the appliances as a conduit to tunnel traffic to command-and-control (C2) infrastructure and stay under the radar. "ESXi appliances, which are unmonitored, are increasingly exploited as a persistence mechanism and gateway to access corporate networks widely," Sygnia

The Hacker News
#ssh#The Hacker News
GHSA-8vq4-8hfp-29xh: Eugeny Tabby Sends Password Despite Host Key Verification Failure

An issue in Eugeny Tabby 1.0.213 allows a remote attacker to obtain sensitive information via the server and sends the SSH username and password even when the host key verification fails.

GHSA-c66p-64fj-jmc2: LibreNMS Misc Section Stored Cross-site Scripting vulnerability

# StoredXSS-LibreNMS-MiscSection **Description:** Stored XSS on the parameter: `ajax_form.php` -> param: state Request: ```http POST /ajax_form.php HTTP/1.1 Host: <your_host> X-Requested-With: XMLHttpRequest X-CSRF-TOKEN: <your_XSRF_token> Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Cookie: <your_cookie> type=override-config&device_id=1&attrib=override_icmp_disable&state="><img%20src%20onerror="alert(1)"> ``` of Librenms version 24.10.1 ([https://github.com/librenms/librenms](https://github.com/librenms/librenms)) allows remote attackers to inject malicious scripts. When a user views or interacts with the page displaying the data, the malicious script executes immediately, leading to potential unauthorized actions or data exposure. The vulnerability in the line: ```php $attrib_val = get_dev_attrib($device, $name); ``` within the `dynamic_override_config` function arises because the value of `$attrib_val is` retrieved from untrusted data without any sanitiz...

Google Cloud Researchers Uncover Flaws in Rsync File Synchronization Tool

As many as six security vulnerabilities have been disclosed in the popular Rsync file-synchronizing tool for Unix systems, some of which could be exploited to execute arbitrary code on a client. "Attackers can take control of a malicious server and read/write arbitrary files of any connected client," the CERT Coordination Center (CERT/CC) said in an advisory. "Sensitive data, such as SSH keys,

Zero-Day Security Bug Likely Fueling Fortinet Firewall Attacks

An ongoing campaign targeting FortiGate devices with management interfaces exposed on the public Internet is leading to unauthorized administrative logins and configuration changes, creating new accounts, and performing SSL VPN authentication.

Hitachi Energy FOXMAN-UN

View CSAF 1. EXECUTIVE SUMMARY CVSS v3 10.0 ATTENTION: Exploitable remotely/low attack complexity Vendor: Hitachi Energy Equipment: FOXMAN-UN Vulnerabilities: Authentication Bypass Using an Alternate Path or Channel, Improper Neutralization of Argument Delimiters in a Command ('Argument Injection'), Heap-based Buffer Overflow, Incorrect User Management, Improper Certificate Validation, Improper Restriction of Excessive Authentication Attempts, Use of Hard-coded Password, Cleartext Storage of Sensitive Information 2. RISK EVALUATION Successful exploitation of these vulnerabilities could allow an unauthenticated malicious user to interact with the services and the post-authentication attack surface. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS Hitachi Energy reports that the following products are affected: Hitachi Energy FOXMAN-UN: All versions prior to R15A Hitachi Energy FOXMAN-UN: R15B (CVE-2024-28020, CVE-2024-28022, CVE-2024-28024) Hitachi Energy FOXMAN-UN: R15B PC4 (CVE-2024-2013, C...

Threat Actors Exploit a Critical Ivanti RCE Bug, Again

New year, same story. Despite Ivanti's commitment to secure-by-design principles, threat actors — possibly the same ones as before — are exploiting its edge devices for the nth time.

An introduction to using tcpdump at the Linux command line

In my experience as a sysadmin, I have often found network connectivity issues challenging to troubleshoot. For those situations, tcpdump is a great ally.Take the course: Getting started with Linux fundamentalsTcpdump is a command-line utility that allows you to capture and analyze network traffic going through your system. It is often used to help troubleshoot network issues, as well as a security tool.A powerful and versatile tool that includes many options and filters, tcpdump can be used in a variety of cases. Because it's a command-line tool, it is ideal to run in remote servers or device

Critical Vulnerabilities in Moxa Routers Allow Root Privilege Escalation

Critical security vulnerabilities have been found in Moxa cellular routers and network security appliances. Learn about CVE-2024-9138 &…

Ransomware Targeting Infrastructure Hits Telecom Namibia

The southern African telco is the latest entity on the continent to have its critical infrastructure hacked, and attackers release sensitive info online when Telecom Namibia refuses to negotiate.