Prometheus ransomware’s flaws inspired researchers to try to build a near-universal decryption tool

This blog is part of our live coverage from RSA Conference 2022: Prometheus—a ransomware build based on Thanos that locked up victims’ computers in the summer of 2021—included a major “vulnerability” that led security researchers at IBM to try and build a one-size-fits-all ransomware decryptor th...

Why It’s Time to Map the Digital Attack Surface

Trend Micro research reveals struggle to control cyber risks against mounting digital attack surfaces...

Why It’s Time to Map the Digital Attack Surface

Trend Micro research reveals struggle to control cyber risks against mounting digital attack surfaces...

Imperva Customers are protected from Atlassian Confluence CVE-2022-26134

This is an evolving storyline. Last update: June 4, 2022. On June 2, 2022, Atlassian published a security advisory regarding a CVE for versions of Confluence Server and Data Center applications greater than 1.3.0. The advisory details a critical severity unauthenticated remote code execution...

What Counts as “Good Faith Security Research?”

The U.S. Department of Justice DOJ recently revised its policy on charging violations of the Computer Fraud and Abuse Act CFAA, a 1986 law that remains the primary statute by which federal prosecutors pursue cybercrime cases. The new guidelines state that prosecutors should avoid charging securit...

CVE-2021-40186

The AppCheck research team identified a Server-Side Request Forgery SSRF vulnerability within the DNN CMS platform, formerly known as DotNetNuke. SSRF vulnerabilities allow the attacker to exploit the target system to make network requests on their behalf, allowing a range of possible attacks. In...

New XLoader Botnet Version Using Probability Theory to Hide its C&C Servers

An enhanced version of the XLoader malware has been spotted adopting a probability-based approach to camouflage its command-and-control C&C infrastructure, according to the latest research. "Now it is significantly harder to separate the wheat from the chaff and discover the real C&C servers amon...

Design/Logic Flaw

eLabFTW is an electronic lab notebook manager for research teams. Prior to version 4.3.0, a vulnerability allows an authenticated user with an administrator role in a team to assign itself system administrator privileges within the application, or create a new system administrator account. The...

Is quantum teleportation the future of secure communications?

“Beam me up Scotty” will always remain my first association with teleportation. And as it stands now, we are still a long way from teleporting matter, but the teleportation of information has recently made a huge step forward. Researchers in Delft say they have succeeded in teleporting quantum...

EnemyBot Malware Targets Web Servers, CMS Tools and Android OS

A rapidly evolving IoT malware dubbed “EnemyBot” is targeting content management systems CMS, web servers and Android devices. Threat actor group “Keksec” is believed behind the distribution of the malware, according to researchers. “Services such as VMware Workspace ONE, Adobe ColdFusion,...

BinAbsInspector - Vulnerability Scanner For Binaries

BinAbsInspector Binary Abstract Inspector is a static analyzer for automated reverse engineering and scanning vulnerabilities in binaries, which is a long-term research project incubated at Keenlab. It is based on abstract interpretation with the support from Ghidra. It works on Ghidra's Pcode...

Hacktivists Expanding DDoS Attacks as Part of International Cyber Warfare Strategy

In April 2022 it was reported that pro-Russian hacktivist group, KILLNET, carried out a series of Distributed Denial of Service DDoS attacks against a number of websites including the United Nations UN, The Organization for Security and Cooperation OSCE an organization founded in Finland, and oth...

Exploit for Off-by-one Error in Sudo_Project Sudo

CVE-2021-3156 Root shell PoC for CVE-2021-3156 no brutef...

CISA and DoD Release 5G Security Evaluation Process Investigation Study

CISA and the Department of Defense DoD have released their 5G Security Evaluation Process Investigation Study for federal agencies. The new features, capabilities, and services offered by fifth-generation 5G cellular network technology can transform mission and business operations; and federal...

[Security Nation] Omer Akgul and Richard Roberts on YouTube VPN Ads

!\Security Nation\ Omer Akgul and Richard Roberts on YouTube VPN Adshttps://blog.rapid7.com/content/images/2022/05/securitynationlogo.jpg In this episode of Security Nation, Jen and Tod chat with academics Omer Akgul and Richard Roberts about their recent paper, “Investigating Influencer VPN Ads ...

Lumos System Can Find Hidden Cameras and IoT Devices in Your Airbnb or Hotel Room

A group of academics has devised a system that can be used on a phone or a laptop to identify and locate Wi-Fi-connected hidden IoT devices in unfamiliar physical spaces. With hidden cameras being increasingly used to snoop on individuals in hotel rooms and Airbnbs, the goal is to be able to...

New Linux-Based Ransomware 'Cheerscrypt' Targets EXSi Devices

Trend Micro Research detected “Cheerscrypt”, a new Linux-based ransomware variant that compromises EXSi servers. We discuss our initial findings on in this report...

New Linux-Based Ransomware Cheerscrypt Targets ESXi Devices

Trend Micro Research detected “Cheerscrypt”, a new Linux-based ransomware variant that compromises ESXi servers. We discuss our initial findings on in this report...

Code injection in `saved_model_cli` in TensorFlow

Impact TensorFlow's savedmodelcli tool is vulnerable to a code injection: savedmodelcli run --inputexprs 'x=print"malicious code to run"' --dir ./ --tagset serve --signaturedef servingdefault This can be used to open a reverse shell savedmodelcli run --inputexprs 'hello=exec"""\nimport...

New Research Paper: Pre-hijacking Attacks on Web User Accounts

In 2020, MSRC awarded two Identity Project Research Grants to support external researchers working to further strengthen the security of identity protocols and systems. Today we are pleased to release the results of the first of these projects. This research, led by independent security researche...