Bitcoin Core 安全漏洞

Bitcoin Core is a Bitcoin open source client for verifying the validity of blockchain transactions. A security vulnerability exists in versions of Bitcoin Core prior to 24.0.1 that stems from a failure to verify that the provided chain has sufficient workload, allowing an attacker to cause a deni...

CVE-2019-25220

Bitcoin Core before 24.0.1 allows remote attackers to cause a denial of service daemon crash via a flood of low-difficulty header chains aka a "Chain Width Expansion" attack because a node does not first verify that a presented chain has enough work before committing to store it...

CVE-2019-25220: Allocation of Resources Without Limits or Throttling

Bitcoin Core before 24.0.1 allows remote attackers to cause a denial of service daemon crash via a flood of low-difficulty header chains aka a "Chain Width Expansion" attack because a node does not first verify that a presented chain has enough work before committing to store it...

Deserialization of Untrusted Data

Overview Affected versions of this package are vulnerable to Deserialization of Untrusted Data through the filegetcontents function. An attacker can execute arbitrary code by uploading a file with a malicious phar:// protocol, leading to the deserialization and instantiation of arbitrary PHP...

CVE-2021-3838

DomPDF before version 2.0.0 is vulnerable to PHAR deserialization due to a lack of checking on the protocol before passing it into the filegetcontents function. An attacker who can upload files of any type to the server can pass in the phar:// protocol to unserialize the uploaded file and...

Gnutls: potential crash during chain building/verification

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Threat actor abuses Gophish to deliver new PowerRAT and DCRAT

Cisco Talos recently discovered a phishing campaign using an open-source phishing toolkit called Gophish by an unknown threat actor. The campaign involves modular infection chains that are either Maldoc or HTML-based infections and require the victim's intervention to trigger the infection chain...

Researchers Uncover Hijack Loader Malware Using Stolen Code-Signing Certificates

Cybersecurity researchers have disclosed a new malware campaign that delivers Hijack Loader artifacts that are signed with legitimate code-signing certificates. French cybersecurity company HarfangLab, which detected the activity at the start of the month, said the attack chains aim to deploy an...

CVE-2023-25581

The CVE-2023-25581 entry concerns pac4j-core before 4.0.0, where a Java deserialization vulnerability in UserProfile attributes can be triggered by a serialized object with a {#sb64} prefix and Base64 encoding, potentially leading to RCE. Affected versions are prior to 4.0.0; 4.0.0 and later are ...

CentOS 6 : thunderbird (RHSA-2020:2966)

The remote CentOS Linux 6 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:2966 advisory. - Manipulating individual parts of a URL object could have caused an out-of-bounds read, leaking process memory to malicious JavaScript. This...

CentOS 7 : thunderbird (RHSA-2020:2906)

The remote CentOS Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:2906 advisory. - Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory corruption and a potentially...

GHSA-4F8R-QQR9-FQ8J vulnerabilities

Vulnerabilities for packages: kubescape, cosign-fips, falcoctl-fips, trivy, rekor, spire-server, trivy-fips, chainctl, sigstore-scaffolding-fips, tkn-fips, gitsign, wolfictl, zot, apko, flux-source-controller-fips, tkn, tekton-chains-fips, neuvector-sigstore-interface-fips, policy-controller-fips...

CVE-2024-47534 vulnerabilities

Vulnerabilities for packages: kubescape, cosign-fips, falcoctl-fips, trivy, rekor, spire-server, trivy-fips, chainctl, sigstore-scaffolding-fips, tkn-fips, gitsign, wolfictl, zot, apko, flux-source-controller-fips, tkn, tekton-chains-fips, neuvector-sigstore-interface-fips, policy-controller-fips...

Expert Tips on How to Spot a Phishing Link

Phishing attacks are becoming more advanced and harder to detect, but there are still telltale signs that can help you spot them before it's too late. See these key indicators that security experts use to identify phishing links: 1. Check Suspicious URLs Phishing URLs are often long, confusing, o...

U.S. Proposes Ban on Connected Vehicles Using Chinese and Russian Tech

The U.S. Department of Commerce DoC said it's proposing a ban on the import or sale of connected vehicles that integrate software and hardware made by foreign adversaries, particularly that of the People's Republic of China PRC and Russia. "The proposed rule focuses on hardware and software...

Kimai has an XXE Leading to Local File Read

Summary Kimai uses PHPSpreadsheet for importing and exporting invoices. Recently, a CVE was identified in PHPSpreadsheet, which could lead to an XXE vulnerability. Details Exploitation requires an Administrator account, allowing the upload of an XLSX template containing the payload. The...

Malware Attackers Using MacroPack to Deliver Havoc, Brute Ratel, and PhantomCore

Threat actors are likely employing a tool designated for red teaming exercises to serve malware, according to new findings from Cisco Talos. The program in question is a payload generation framework called MacroPack, which is used to generate Office documents, Visual Basic scripts, Windows...

PT-2024-27500 · Hitachi Vantara · Hitachi Vantara Pentaho Business Analytics Server

Name of the Vulnerable Software and Affected Versions: Hitachi Vantara Pentaho Business Analytics Server versions prior to 10.2.0.0 and 9.3.0.9, including 8.3.x Description: The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid. When...

New Gafgyt Botnet Variant Targets Weak SSH Passwords for GPU Crypto Mining

Cybersecurity researchers have discovered a new variant of the Gafgyt botnet that's targeting machines with weak SSH passwords to ultimately mine cryptocurrency on compromised instances using their GPU computational power. This indicates that the "IoT botnet is targeting more robust servers runni...

FBI Shuts Down Dispossessor Ransomware Group's Servers Across U.S., U.K., and Germany

The U.S. Federal Bureau of Investigation FBI on Monday announced the disruption of online infrastructure associated with a nascent ransomware group called Radar/Dispossessor. The effort saw the dismantling of three U.S. servers, three United Kingdom servers, 18 German servers, eight U.S.-based...