CVE-2022-43501

KASAGO TCP/IP stack provided by Zuken Elmic generates ISNsInitial Sequence Number for TCP connections from an insufficiently random source. An attacker may be able to determine the ISN of the current or future TCP connections and either hijack existing ones or spoof future ones...

CVE-2022-43501

KASAGO TCP/IP stack provided by Zuken Elmic generates ISNsInitial Sequence Number for TCP connections from an insufficiently random source. An attacker may be able to determine the ISN of the current or future TCP connections and either hijack existing ones or spoof future ones...

KASAGO IPv6/v4 Dual 安全特征问题漏洞

KASAGO IPv6/v4 Dual is KASAGO's protocol middleware for TCP/IP communication. A security vulnerability exists in KASAGO IPv6/v4 Dual that stems from an insufficiently randomized ISN Initial Sequence Number. An attacker can exploit this vulnerability to predict the value of the ISN...

CLSA-2023-1675774889 Update of alt-php

Initial build for Ubuntu 18.04...

First deposit can break share calculation

Lines of code Vulnerability details Impact Vault share price can be maliciously inflated on the initial deposit, leading to the next depositor losing assets due to precision issues. Proof of Concept 147: shares = convertToSharesassets - feeShares; If feeShares = 0 the first depositor of Vault can...

New Wave of Ransomware Attacks Exploiting VMware Bug to Target ESXi Servers

VMware ESXi hypervisors are the target of a new wave of attacks designed to deploy ransomware on compromised systems. "These attack campaigns appear to exploit CVE-2021-21974, for which a patch has been available since February 23, 2021," the Computer Emergency Response Team CERT of France said i...

What Old is New Again and What's Old is Me?

Welcome to this weeks edition of the Threat Source newsletter. Whats old is new again and whats old is still old. The fact that we are seeing a comeback of this USB thumb drive nonsense is giving me heartburn, and a headache, and my left eye is twitching … and maybe numbness in my legs? Yes, I am...

New BOLDMOVE Backdoor uses FortiOS vulnerability for initial access

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary A suspected China-nexus campaign has exploited a vulnerability in Fortinets FortiOS SSL-VPN, known as CVE-2022-42475. The exploitation was believed to have occurred as early as October 2022 and the targe...

ConduitController: Smart Contract Initial Owner Vulnerability

Lines of code Vulnerability details Bug Description The createConduit function in the ConduitController smart contract is responsible for deploying new conduits, or contracts that allow registered callers or open "channels" to transfer approved ERC20/721/1155 tokens on their behalf. The function...

Threat Source newsletter (Jan. 19, 2023): Talent retention and institutional knowledge

Welcome to this weeks edition of the Threat Source newsletter. Talent retention and institutional knowledge go hand in hand. Both are critical to ensuring the security of your network environment. To that end, I want to talk briefly about why talent retention isnt just about money. So I am going ...

New Research Delves into the World of Malicious LNK Files and Hackers Behind Them

Cybercriminals are increasingly leveraging malicious LNK files as an initial access method to download and execute payloads such as Bumblebee, IcedID, and Qakbot. A recent study by cybersecurity experts has shown that it is possible to identify relationships between different threat actors by...

Timely patching is good, but sometimes it's not enough

Ransomware gangs have shown that they can play a long game, so it shouldnt come as a surprise to learn of one prepared to wait months to make use of a compromised system. S-RMs Incident Response team shared details of a campaign attributed to the Lorenz ransomware group that exploited a specific...

Kinsing Crypto Malware Hits Kubernetes Clusters via Misconfigured PostgreSQL

The threat actors behind the Kinsing cryptojacking operation have been spotted exploiting misconfigured and exposed PostgreSQL servers to obtain initial access to Kubernetes environments. A second initial access vector technique entails the use of vulnerable images, Sunders Bruskin, security...

BlueNoroff introduces new methods bypassing MoTW

BlueNoroff group is a financially motivated threat actor eager to profit from its cyberattack capabilities. We have published technical details of how this notorious group steals cryptocurrency before. We continue to track the groups activities and this October we observed the adoption of new...

AZL-44859 CVE-2021-44758 affecting package samba for versions less than 4.18.3-1

Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferredmechtype of GSSCNOOID and a nonzero initialresponse value to sendaccept...

ALPINE-CVE-2021-44758

Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferredmechtype of GSSCNOOID and a nonzero initialresponse value to sendaccept...

DEBIAN-CVE-2021-44758

Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferredmechtype of GSSCNOOID and a nonzero initialresponse value to sendaccept...

CVE-2021-44758

Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferredmechtype of GSSCNOOID and a nonzero initialresponse value to sendaccept...

Trojanized Windows 10 Installer Used in Cyberattacks Against Ukrainian Government Entities

Government entities in Ukraine have been breached as part of a new campaign that leveraged trojanized versions of Windows 10 installer files to conduct post-exploitation activities. Mandiant, which discovered the "socially engineered supply chain" attack around mid-July 2022, said the malicious I...

PT-2022-12224 · Heimdal +4 · Heimdal +4

Name of the Vulnerable Software and Affected Versions: Heimdal versions prior to 7.7.1 Description: The issue allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor. This can be achieved via a preferred mech type of GSS C NO OID and a nonzero initial response value to send...