1902 matches found
Medium: ghostscript
Issue Overview: An issue was discovered in Artifex Ghostscript through 10.01.0. psi/zmisc1.c, when SAFER mode is used, allows eexec seeds other than the Type 1 standard. CVE-2023-52722 Affected Packages: ghostscript Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit th...
Hackers Created Rogue VMs to Evade Detection in Recent MITRE Cyber Attack
The MITRE Corporation has revealed that the cyber attack targeting the not-for-profit company towards late December 2023 by exploiting zero-day flaws in Ivanti Connect Secure ICS involved the threat actor creating rogue virtual machines VMs within its VMware environment. "The adversary created...
Important: unbound
Issue Overview: An issue was discovered in some DNS recursive resolvers that allows remote attackers to cause a denial of service using a maliciously designed authority and response amplification. CVE-2024-33655 Affected Packages: unbound Note: This advisory is applicable to Amazon Linux 2 AL2 Co...
Important: python3
Issue Overview: An issue was found in the CPython tempfile.TemporaryDirectory class affecting versions 3.12.2, 3.11.8, 3.10.13, 3.9.18, and 3.8.18 and prior. The tempfile.TemporaryDirectory class would dereference symlinks during cleanup of permissions-related errors. This means users which can r...
Medium: edk2
Issue Overview: Issue summary: Some non-default TLS server configurations can cause unbounded memory growth when processing TLSv1.3 sessions Impact summary: An attacker may exploit certain server configurations to trigger unbounded memory growth that would lead to a Denial of Service This problem...
Important: kernel
Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: exthdr: fix 4-byte stack OOB write If priv-len is a multiple of 4, then dstlen / 4 can write past the destination array which leads to stack corruption. This construct is necessary to clean th...
MITRE Unveils EMB3D: A Threat-Modeling Framework for Embedded Devices
The MITRE Corporation has officially made available a new threat-modeling framework called EMB3D for makers of embedded devices used in critical infrastructure environments. "The model provides a cultivated knowledge base of cyber threats to embedded devices, providing a common understanding of...
Important: unbound
Issue Overview: An issue was discovered in some DNS recursive resolvers that allows remote attackers to cause a denial of service using a maliciously designed authority and response amplification. CVE-2024-33655 Affected Packages: unbound Issue Correction: Run yum update unbound or yum update...
Important: golang
Issue Overview: Go before 1.12.11 and 1.3.x before 1.13.2 can panic upon an attempt to process network traffic containing an invalid DSA public key. There are several attack scenarios, such as traffic from a client to a server that verifies client certificates. CVE-2019-17596 Affected Packages:...
Assess, Remediate, and Prevent the Top 10 MITRE ATT&CK Techniques for Ransomware, Mapped to Misconfigurations
In cybersecurity, the battle against ransomware is a pivotal challenge for organizations worldwide. Attackers are consistently refining their methods, highlighting the critical need for businesses to remain proactive in their defense strategies. To effectively address this threat, it is essential...
China-Linked Hackers Used ROOTROT Webshell in MITRE Network Intrusion
The MITRE Corporation has offered more details into the recently disclosed cyber attack, stating that the first evidence of the intrusion now dates back to December 31, 2023. The attack, which came to light last month, singled out MITRE's Networked Experimentation, Research, and Virtualization...
Medium: curl
Issue Overview: When a protocol selection parameter option disables all protocols without adding any then the default set of protocols would remain in the allowed set due to an error in the logic for removing protocols. The below command would perform a request to curl.se with a plaintext protoco...
Important: nghttp2
Issue Overview: nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage ...
Medium: ruby
Issue Overview: An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. A malicious FTP server can use the PASV response to trick Net::FTP into connecting back to a given IP address and port. This potentially makes curl extract information about services that ar...
Medium: jose
Issue Overview: latchset jose through version 11 allows attackers to cause a denial of service CPU consumption via a large p2c aka PBES2 Count value. CVE-2023-50967 Affected Packages: jose Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the...
Medium: kernel
Issue Overview: A Speculative Race Condition SRC vulnerability that impacts modern CPU architectures supporting speculative execution related to Spectre V1 has been disclosed. An unauthenticated attacker can exploit this vulnerability to disclose arbitrary data from the CPU using race conditions ...
Important: xorg-x11-server
Issue Overview: Heap buffer overflow in DeviceFocusEvent and ProcXIQueryPointer NOTE: https://lists.x.org/archives/xorg/2024-January/061525.html NOTE: https://gitlab.freedesktop.org/xorg/xserver/-/commit/9e2ecb2af8302dedc49cb6a63ebe063c58a9e7e3 CVE-2023-6816 Reattaching to different master device...
Important: squid
Issue Overview: Due to chunked decoder lenience Squid is vulnerable to Request/Response smuggling attacks when parsing HTTP/1.1 and ICAP messages. CVE-2023-46846 Affected Packages: squid Issue Correction: Run yum update squid or yum update --advisory ALAS-2024-1933 to update your system. New...
Network Threats: A Step-by-Step Attack Demonstration
Follow this real-life network attack simulation, covering 6 steps from Initial Access to Data Exfiltration. See how attackers remain undetected with the simplest tools and why you need multiple choke points in your defense strategy. Surprisingly, most network attacks are not exceptionally...
