Threat Spotlight: WarmCookie/BadSpace

WarmCookie is a malware family that emerged in April 2024 and has been distributed via regularly conducted malspam and malvertising campaigns. WarmCookie, observed being used for initial access and persistence, offers a means for continuous long-term access to compromised environments and is used...

MessagePack for C# 安全漏洞

MessagePack for C is a MessagePack serializer from the MessagePack-CSharp open source. A security vulnerability exists in MessagePack for C versions prior to 2.5.187 and versions prior to 2.6.95-alpha through 3.0.214-rc.1, which stems from a disproportionately large amount of CPU consumption duri...

PT-2024-33272 · Unknown · Messagepack-Csharp

Name of the Vulnerable Software and Affected Versions: MessagePack-CSharp versions prior to 2.5.187 and 3.0.214 Description: The vulnerability occurs when the library is used to deserialize messagepack data from an untrusted source, leading to a risk of a denial of service attack by an attacker...

CVE-2022-4952

A vulnerability has been found in OmniSharp csharp-language-server-protocol up to 0.19.6 and classified as problematic. This vulnerability affects the function CreateSerializerSettings of the file src/JsonRpc/Serialization/SerializerBase.cs of the component JSON Serializer. The manipulation leads...

CVE-2022-4952

CVE-2022-4952 affects OmniSharp csharp-language-server-protocol up to 0.19.6. The vulnerability lies in the JSON Serializer’s CreateSerializerSettings function (SerializerBase.cs), where manipulation leads to resource consumption and potential denial of service. A fix is available in version 0.19...

CVE-2022-4952 OmniSharp csharp-language-server-protocol JSON Serializer SerializerBase.cs CreateSerializerSettings resource consumption

A vulnerability has been found in OmniSharp csharp-language-server-protocol up to 0.19.6 and classified as problematic. This vulnerability affects the function CreateSerializerSettings of the file src/JsonRpc/Serialization/SerializerBase.cs of the component JSON Serializer. The manipulation leads...

OmniSharp csharp-language-server-protocol 资源管理错误漏洞

OmniSharp csharp-language-server-protocol is the C language server protocol for OmniSharp. A resource management error vulnerability exists in OmniSharp csharp-language-server-protocol prior to version 0.19.7, which stems from the file src/JsonRpc/Serialization/SerializerBase.cs where the The...

Operation ChattyGoblin: Hackers Targeting Gambling Firms via Chat Apps

A gambling company in the Philippines was the target of a China-aligned threat actor as part of a campaign that has been ongoing since October 2021. Slovak cybersecurity firm ESET is tracking the series of attacks against Southeast Asian gambling companies under the name Operation ChattyGoblin...

PT-2022-6762 · Unknown · Csharp-Language-Server-Protocol

Name of the Vulnerable Software and Affected Versions: csharp-language-server-protocol versions up to 0.19.6 Description: The issue is related to the function CreateSerializerSettings of the JSON Serializer component, which can lead to resource consumption when manipulated. This can potentially...

Koh - The Token Stealer

Koh is a C and Beacon Object File BOF toolset that allows for the capture of user credential material via purposeful token/logon session leakage. Some code was inspired by Elad Shamir's Internal-Monologue project no license, as well as KB180548. For why this is possible and Koh's approeach, see t...

SharpWSUS - CSharp tool for lateral movement through WSUS

SharpWSUS is a CSharp tool for lateral movement through WSUS. There is a corresponding blog https://labs.nettitude.com/blog/introducing-sharpwsus/ which has more detailed information about the tooling, use case and detection. Credits Massive credit to the below resources that really did 90% of th...

CVE-2021-20331

Specific versions of the MongoDB C Driver may erroneously publish events containing authentication-related data to a command listener configured by an application. The published events may contain security-sensitive data when commands such as "saslStart", "saslContinue", "isMaster", "createUser",...

PowerSharpPack - Many usefull offensive CSharp Projects wraped into Powershell for easy usage

Many usefull offensive CSharp Projects wraped into Powershell for easy usage. Why? In my personal opinion offensive Powershell is not dead because of AMSI, Script-block-logging, Constrained Language Mode or other protection features. Any of these mechanisms can be bypassed. Since most new...

GHSA-QV8Q-V995-72GR personnummer/csharp vulnerable to Improper Input Validation

This vulnerability was reported to the personnummer team in June 2020. The slow response was due to locked ownership of some of the affected packages, which caused delays to update packages prior to disclosure. The vulnerability is determined to be low severity. Impact This vulnerability impacts...

personnummer/csharp vulnerable to Improper Input Validation

This vulnerability was reported to the personnummer team in June 2020. The slow response was due to locked ownership of some of the affected packages, which caused delays to update packages prior to disclosure. The vulnerability is determined to be low severity. Impact This vulnerability impacts...

CVE-2020-15865

A Remote Code Execution vulnerability in Stimulsoft aka Stimulsoft Reports 2013.1.1600.0 allows an attacker to encode C scripts as base-64 in the report XML file so that they will be compiled and executed on the server that processes this file. This can be used to fully compromise the server...

PowerSharpPack - Many usefull offensive CSharp Projects wraped into Powershell for easy usage

Many usefull offensive CSharp Projects wraped into Powershell for easy usage. Why? In my personal opinion offensive Powershell is not dead because of AMSI, Script-block-logging, Constrained Language Mode or other protection features. Any of these mechanisms can be bypassed. Since most new...

SharpShooter - Payload Generation Framework

SharpShooter is a payload creation framework for the retrieval and execution of arbitrary CSharp source code. SharpShooter is capable of creating payloads in a variety of formats, including HTA, JS, VBS and WSF. It leverages James Forshaw's DotNetToJavaScript tool to invoke methods from the...

Payload Generation Framework: SharpShooter

SharpShooter is a payload creation framework for the retrieval and execution of arbitrary CSharp source code. SharpShooter is capable of creating payloads in a variety of formats, including HTA, JS, VBS and WSF. It leverages James Forshaw’s DotNetToJavaScript tool to invoke methods from the...

UBUNTU-CVE-2013-1624

The TLS implementation in the Bouncy Castle Java library before 1.48 and C library before 1.8 does not properly consider timing side-channel attacks on a noncompliant MAC check operation during the processing of malformed CBC padding, which allows remote attackers to conduct distinguishing attack...