Intel and Lenovo BMCs Contain Unpatched Lighttpd Server Flaw

A security flaw impacting the Lighttpd web server used in baseboard management controllers (BMCs) has remained unpatched by device vendors like Intel and Lenovo, new findings from Binarly reveal. While the original shortcoming was discovered and patched by the Lighttpd maintainers way back in August 2018 with version 1.4.51, the lack of a CVE identifier or an advisory meant that

New HTTP/2 Vulnerability Exposes Web Servers to DoS Attacks

New research has found that the CONTINUATION frame in the HTTP/2 protocol can be exploited to conduct denial-of-service (DoS) attacks. The technique has been codenamed HTTP/2 CONTINUATION Flood by security researcher Bartek Nowotarski, who reported the issue to the CERT Coordination Center (CERT/CC) on January 25, 2024. "Many HTTP/2 implementations do not properly limit or sanitize the

How to Analyze Malware’s Network Traffic in A Sandbox

Malware analysis encompasses a broad range of activities, including examining the malware's network traffic. To be effective at it, it's crucial to understand the common challenges and how to overcome them. Here are three prevalent issues you may encounter and the tools you'll need to address them. Decrypting HTTPS traffic Hypertext Transfer Protocol Secure (HTTPS), the protocol for secure

Mac Users Beware: New Trojan-Proxy Malware Spreading via Pirated Software

Unauthorized websites distributing trojanized versions of cracked software have been found to infect Apple macOS users with a new Trojan-Proxy malware. "Attackers can use this type of malware to gain money by building a proxy server network or to perform criminal acts on behalf of the victim: to launch attacks on websites, companies and individuals, buy guns, drugs, and other illicit

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,

Record-Breaking 100 Million RPS DDoS Attack Exploits HTTP/2 Rapid Reset Flaw

Cloudflare on Thursday said it mitigated thousands of hyper-volumetric HTTP distributed denial-of-service (DDoS) attacks that exploited a recently disclosed flaw called HTTP/2 Rapid Reset, 89 of which exceeded 100 million requests per second (RPS). "The campaign contributed to an overall increase of 65% in HTTP DDoS attack traffic in Q3 compared to the previous quarter," the web infrastructure

HTTP/2 Rapid Reset Zero-Day Vulnerability Exploited to Launch Record DDoS Attacks

Amazon Web Services (AWS), Cloudflare, and Google on Tuesday said they took steps to mitigate record-breaking distributed denial-of-service (DDoS) attacks that relied on a novel technique called HTTP/2 Rapid Reset. The layer 7 attacks were detected in late August 2023, the companies said in a coordinated disclosure. The cumulative susceptibility to this attack is being tracked as CVE-2023-44487,

ChamelDoH: New Linux Backdoor Utilizing DNS-over-HTTPS Tunneling for Covert CnC

The threat actor known as ChamelGang has been observed using a previously undocumented implant to backdoor Linux systems, marking a new expansion of the threat actor's capabilities. The malware, dubbed ChamelDoH by Stairwell, is a C++-based tool for communicating via DNS-over-HTTPS (DoH) tunneling. ChamelGang was first outed by Russian cybersecurity firm Positive Technologies in September 2021,

Feds warn about right Royal ransomware rampage that runs the gamut of TTPs

Wondering which cybercrime tools, techniques and procedures to focus on? How about any and all of them?

CISA Adds 7 New Actively Exploited Vulnerabilities to Catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday moved to add a critical SAP security flaw to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. The issue in question is CVE-2022-22536, which has received the highest possible risk score of 10.0 on the CVSS vulnerability scoring system and was addressed by SAP as part of its Patch

Google Adds Support for DNS-over-HTTP/3 in Android to Keep DNS Queries Private

Google on Tuesday officially announced support for DNS-over-HTTP/3 (DoH3) for Android devices as part of a Google Play system update designed to keep DNS queries private. To that end, Android smartphones running Android 11 and higher are expected to use DoH3 instead of DNS-over-TLS (DoT), which was incorporated into the mobile operating system with Android 9.0. DoH3 is also an alternative to

QNAP warns of new bugs in its Network Attached Storage devices

Here's what you need to know - plus some sensible advice for all the devices on your home or small biz network!

Wormable Windows HTTP hole – what you need to know

One bug in the January 2022 Patch Tuesday list is getting lots of attention: "HTTP Protocol Stack Remote Code Execution Vulnerability".

Apache’s other product: Critical bugs in ‘httpd’ web server, patch now!

The Apache web server just got an update - this one is nothing to do with Log4j!