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 admin credentials and installs Mirai variants when successful,” Akamai said in an advisory

New PoC Exploit for Apache ActiveMQ Flaw Could Let Attackers Fly Under the Radar

Cybersecurity researchers have demonstrated a new technique that exploits a critical security flaw in Apache ActiveMQ to achieve arbitrary code execution in memory. Tracked as CVE-2023-46604 (CVSS score: 10.0), the vulnerability is a remote code execution bug that could permit a threat actor to run arbitrary shell commands. It was patched by Apache in ActiveMQ versions 5.15.16, 5.16.7, 5.17.6,

Reptar: New Intel CPU Vulnerability Impacts Multi-Tenant Virtualized Environments

Intel has released fixes to close out a high-severity flaw codenamed Reptar that impacts its desktop, mobile, and server CPUs. Tracked as CVE-2023-23583 (CVSS score: 8.8), the issue has the potential to "allow escalation of privilege and/or information disclosure and/or denial of service via local access." Successful exploitation of the vulnerability could also permit a bypass of the CPU's

Urgent: VMware Warns of Unpatched Critical Cloud Director Vulnerability

VMware is warning of a critical and unpatched security flaw in Cloud Director that could be exploited by a malicious actor to get around authentication protections. Tracked as CVE-2023-34060 (CVSS score: 9.8), the vulnerability impacts instances that have been upgraded to version 10.5 from an older version. "On an upgraded version of VMware Cloud Director Appliance 10.5, a malicious actor with

CacheWarp Attack: New Vulnerability in AMD SEV Exposes Encrypted VMs

A group of academics has disclosed a new "software fault attack" on AMD's Secure Encrypted Virtualization (SEV) technology that could be potentially exploited by threat actors to infiltrate encrypted virtual machines (VMs) and even perform privilege escalation. The attack has been codenamed CacheWarp (CVE-2023-20592) by researchers from the CISPA Helmholtz Center for Information Security and the

CISA Sets a Deadline - Patch Juniper Junos OS Flaws Before November 17

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has given a November 17, 2023, deadline for federal agencies and organizations to apply mitigations to secure against a number of security flaws in Juniper Junos OS that came to light in August. The agency on Monday added five vulnerabilities to the Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active

F5 Issues Warning: BIG-IP Vulnerability Allows Remote Code Execution

F5 has alerted customers of a critical security vulnerability impacting BIG-IP that could result in unauthenticated remote code execution. The issue, rooted in the configuration utility component, has been assigned the CVE identifier CVE-2023-46747, and carries a CVSS score of 9.8 out of a maximum of 10. "This vulnerability may allow an unauthenticated attacker with network access to the BIG-IP

Critical Vulnerabilities Uncovered in Open Source CasaOS Cloud Software

Two critical security flaws discovered in the open-source CasaOS personal cloud software could be successfully exploited by attackers to achieve arbitrary code execution and take over susceptible systems. The vulnerabilities, tracked as CVE-2023-37265 and CVE-2023-37266, both carry a CVSS score of 9.8 out of a maximum of 10. Sonar security researcher Thomas Chauchefoin, who discovered the bugs, 

Warning: PyTorch Models Vulnerable to Remote Code Execution via ShellTorch

Cybersecurity researchers have disclosed multiple critical security flaws in the TorchServe tool for serving and scaling PyTorch models that could be chained to achieve remote code execution on affected systems. Israel-based runtime application security company Oligo, which made the discovery, has coined the vulnerabilities ShellTorch. "These vulnerabilities [...] can lead to a full chain Remote

High-Severity Flaws Uncovered in Atlassian Products and ISC BIND Server

Atlassian and the Internet Systems Consortium (ISC) have disclosed several security flaws impacting their products that could be exploited to achieve denial-of-service (DoS) and remote code execution. The Australian software services provider said that the four high-severity flaws were fixed in new versions shipped last month. This includes - CVE-2022-25647 (CVSS score: 7.5) - A deserialization

Alert: New Kubernetes Vulnerabilities Enable Remote Attacks on Windows Endpoints

Three interrelated high-severity security flaws discovered in Kubernetes could be exploited to achieve remote code execution with elevated privileges on Windows endpoints within a cluster. The issues, tracked as CVE-2023-3676, CVE-2023-3893, and CVE-2023-3955, carry CVSS scores of 8.8 and impact all Kubernetes environments with Windows nodes. Fixes for the vulnerabilities were released on August

Alert: Apache Superset Vulnerabilities Expose Servers to Remote Code Execution Attacks

Patches have been released to address two new security vulnerabilities in Apache Superset that could be exploited by an attacker to gain remote code execution on affected systems. The update (version 2.1.1) plugs CVE-2023-39265 and CVE-2023-37941, which make it possible to conduct nefarious actions once a bad actor is able to gain control of Superset’s metadata database. Outside of these

Critical Security Flaws Affect Ivanti Avalanche, Threatening 30,000 Organizations

Multiple critical security flaws have been reported in Ivanti Avalanche, an enterprise mobile device management solution that’s used by 30,000 organizations. The vulnerabilities, collectively tracked as CVE-2023-32560 (CVSS score: 9.8), are stack-based buffer overflows in Ivanti Avalanche WLAvanacheServer.exe v6.4.0.0. Cybersecurity company Tenable said the shortcomings are the result of buffer

Major Cybersecurity Agencies Collaborate to Unveil 2022's Most Exploited Vulnerabilities

A four-year-old critical security flaw impacting Fortinet FortiOS SSL has emerged as one of the most routinely and frequently exploited vulnerabilities in 2022. "In 2022, malicious cyber actors exploited older software vulnerabilities more frequently than recently disclosed vulnerabilities and targeted unpatched, internet-facing systems," cybersecurity and intelligence agencies from the Five

New OpenSSH Vulnerability Exposes Linux Systems to Remote Command Injection

Details have emerged about a now-patched flaw in OpenSSH that could be potentially exploited to run arbitrary commands remotely on compromised hosts under specific conditions. "This vulnerability allows a remote attacker to potentially execute arbitrary commands on vulnerable OpenSSH's forwarded ssh-agent," Saeed Abbasi, manager of vulnerability research at Qualys, said in an analysis last week.

Chinese Hackers Using Never-Before-Seen Tactics for Critical Infrastructure Attacks

The newly discovered Chinese nation-state actor known as Volt Typhoon has been observed to be active in the wild since at least mid-2020, with the hacking crew linked to never-before-seen tradecraft to retain remote access to targets of interest. The findings come from CrowdStrike, which is tracking the adversary under the name Vanguard Panda. "The adversary consistently employed ManageEngine

Critical RCE Flaw Discovered in Fortinet FortiGate Firewalls - Patch Now!

Fortinet has released patches to address a critical security flaw in its FortiGate firewalls that could be abused by a threat actor to achieve remote code execution. The vulnerability, tracked as CVE-2023-27997, is "reachable pre-authentication, on every SSL VPN appliance," Lexfo Security researcher Charles Fol, who discovered and reported the flaw alongside Dany Bach, said in a tweet over the

Industrial Cellular Routers at Risk: 11 New Vulnerabilities Expose OT Networks

Several security vulnerabilities have been disclosed in cloud management platforms associated with three industrial cellular router vendors that could expose operational technology (OT) networks to external attacks. The findings were presented by Israeli industrial cybersecurity firm OTORIO at the Black Hat Asia 2023 conference last week. "Industrial cellular routers and gateways are essential

Andoryu Botnet Exploits Critical Ruckus Wireless Flaw for Widespread Attack

A nascent botnet called Andoryu has been found to exploit a now-patched critical security flaw in the Ruckus Wireless Admin panel to break into vulnerable devices. The flaw, tracked as CVE-2023-25717 (CVSS score: 9.8), stems from improper handling of HTTP requests, leading to unauthenticated remote code execution and a complete compromise of wireless Access Point (AP) equipment. Andoryu was 

Zyxel Firewall Devices Vulnerable to Remote Code Execution Attacks — Patch Now

Networking equipment maker Zyxel has released patches for a critical security flaw in its firewall devices that could be exploited to achieve remote code execution on affected systems. The issue, tracked as CVE-2023-28771, is rated 9.8 on the CVSS scoring system. Researchers from TRAPA Security have been credited with reporting the flaw. "Improper error message handling in some firewall versions

Fortra Sheds Light on GoAnywhere MFT Zero-Day Exploit Used in Ransomware Attacks

Fortra, the company behind Cobalt Strike, shed light on a zero-day remote code execution (RCE) vulnerability in its GoAnywhere MFT tool that has come under active exploitation by ransomware actors to steal sensitive data. The high-severity flaw, tracked as CVE-2023-0669 (CVSS score: 7.2), concerns a case of pre-authenticated command injection that could be abused to achieve code execution. The

Researchers Discover Critical Remote Code Execution Flaw in vm2 Sandbox Library

The maintainers of the vm2 JavaScript sandbox module have shipped a patch to address a critical flaw that could be abused to break out of security boundaries and execute arbitrary shellcode. The flaw, which affects all versions, including and prior to 3.9.14, was reported by researchers from South Korea-based KAIST WSP Lab on April 6, 2023, prompting vm2 to release a fix with version 3.9.15 on

Researchers Warn of Critical Security Bugs in Schneider Electric Modicon PLCs

Security researchers have disclosed two new vulnerabilities affecting Schneider Electric Modicon programmable logic controllers (PLCs) that could allow for authentication bypass and remote code execution. The flaws, tracked as CVE-2022-45788 (CVSS score: 7.5) and CVE-2022-45789 (CVSS score: 8.1), are part of a broader collection of security defects tracked by Forescout as OT:ICEFALL. Successful

VMware Releases Patches for Critical vRealize Log Insight Software Vulnerabilities

VMware on Tuesday released software to remediate four security vulnerabilities affecting vRealize Log Insight (aka Aria Operations for Logs) that could expose users to remote code execution attacks. Two of the flaws are critical, carrying a severity rating of 9.8 out of a maximum of 10, the virtualization services provider noted in its first security bulletin for 2023. Tracked as CVE-2022-31706

Git Users Urged to Update Software to Prevent Remote Code Execution Attacks

The maintainers of the Git source code version control system have released updates to remediate two critical vulnerabilities that could be exploited by a malicious actor to achieve remote code execution. The flaws, tracked as CVE-2022-23521 and CVE-2022-41903, impacts the following versions of Git: v2.30.6, v2.31.5, v2.32.4, v2.33.5, v2.34.5, v2.35.5, v2.36.3, v2.37.4, v2.38.2, and v2.39.0. <!-

Zoho ManageEngine PoC Exploit to be Released Soon - Patch Before It's Too Late!

Users of Zoho ManageEngine are being urged to patch their instances against a critical security vulnerability ahead of the release of a proof-of-concept (PoC) exploit code. The issue in question is CVE-2022-47966, an unauthenticated remote code execution vulnerability affecting several products due to the use of an outdated third-party dependency, Apache Santuario. "This vulnerability allows an

Alert: Hackers Actively Exploiting Critical "Control Web Panel" RCE Vulnerability

Malicious actors are actively attempting to exploit a recently patched critical vulnerability in Control Web Panel (CWP) that enables elevated privileges and unauthenticated remote code execution (RCE) on susceptible servers. Tracked as CVE-2022-44877 (CVSS score: 9.8), the bug impacts all versions of the software before 0.9.8.1147 and was patched by its maintainers on October 25, 2022. Control

Severe Security Flaw Found in "jsonwebtoken" Library Used by 22,000+ Projects

A high-severity security flaw has been disclosed in the open source jsonwebtoken (JWT) library that, if successfully exploited, could lead to remote code execution on a target server. "By exploiting this vulnerability, attackers could achieve remote code execution (RCE) on a server verifying a maliciously crafted JSON web token (JWT) request," Palo Alto Networks Unit 42 researcher Artur Oleyarsh

Ransomware Hackers Using New Way to Bypass MS Exchange ProxyNotShell Mitigations

Threat actors affiliated with a ransomware strain known as Play are leveraging a never-before-seen exploit chain that bypasses blocking rules for ProxyNotShell flaws in Microsoft Exchange Server to achieve remote code execution (RCE) through Outlook Web Access (OWA). "The new exploit method bypasses URL rewrite mitigations for the Autodiscover endpoint," CrowdStrike researchers Brian Pitchford,

Critical Ping Vulnerability Allows Remote Attackers to Take Over FreeBSD Systems

The maintainers of the FreeBSD operating system have released updates to remediate a security vulnerability impacting the ping module that could be potentially exploited to crash the program or trigger remote code execution. The issue, assigned the identifier CVE-2022-23093, impacts all supported versions of FreeBSD and concerns a stack-based buffer overflow vulnerability in the ping service. "

Watch Out! These Android Keyboard Apps With 2 Million Installs Can be Hacked Remotely

Multiple unpatched vulnerabilities have been discovered in three Android apps that allow a smartphone to be used as a remote keyboard and mouse. The apps in question are Lazy Mouse, PC Keyboard, and Telepad, which have been cumulatively downloaded over two million times from the Google Play Store. Telepad is no longer available through the app marketplace but can be downloaded from its website.

VMware Releases Patch for Critical RCE Flaw in Cloud Foundation Platform

VMware on Tuesday shipped security updates to address a critical security flaw in its VMware Cloud Foundation product. Tracked as CVE-2021-39144, the issue has been rated 9.8 out of 10 on the CVSS vulnerability scoring system, and relates to a remote code execution vulnerability via XStream open source library. "Due to an unauthenticated endpoint that leverages XStream for input serialization in

Critical RCE Vulnerability Discovered in Popular Cobalt Strike Hacking Software

HelpSystems, the company behind the Cobalt Strike software platform, has released an out-of-band security update to address a remote code execution vulnerability that could allow an attacker to take control of targeted systems. Cobalt Strike is a commercial red-team framework that's mainly used for adversary simulation, but cracked versions of the software have been actively abused by ransomware

Microsoft Confirms 2 New Exchange Zero-Day Flaws Being Used in the Wild

Microsoft officially disclosed it investigating two zero-day security vulnerabilities impacting Exchange Server 2013, 2016, and 2019 following reports of in-the-wild exploitation. "The first vulnerability, identified as CVE-2022-41040, is a Server-Side Request Forgery (SSRF) vulnerability, while the second, identified as CVE-2022-41082, allows remote code execution (RCE) when PowerShell is

GitLab Issues Patch for Critical Flaw in its Community and Enterprise Software

DevOps platform GitLab this week issued patches to address a critical security flaw in its software that could lead to arbitrary code execution on affected systems. Tracked as CVE-2022-2884, the issue is rated 9.9 on the CVSS vulnerability scoring system and impacts all versions of GitLab Community Edition (CE) and Enterprise Edition (EE) starting from 11.3.4 before 15.1.5, 15.2 before 15.2.3,