openssl: CA certificate check bypass with X509_V_FLAG_X509_STRICT

A flaw was found in openssl. The flag that enables additional security checks of certificates present in a certificate chain was not enabled allowing a confirmation step to verify that certificates in the chain are valid CA certificates is bypassed. The highest threat from this vulnerability is t...

Ransomware disrupts food supply chain, Exchange exploitation suspected

When malware found its way into the network of Bakker Logistiek, a company specializing in the transport and warehousing of food and other products, on the night of 4 to 5 April, its IT systems ground to a halt. And, along with them, the reception of orders from clients, and the delivery of goods...

openssl: CA certificate check bypass with X509_V_FLAG_X509_STRICT

A flaw was found in openssl. The flag that enables additional security checks of certificates present in a certificate chain was not enabled allowing a confirmation step to verify that certificates in the chain are valid CA certificates is bypassed. The highest threat from this vulnerability is t...

Detecting the "Next" SolarWinds-Style Cyber Attack

The SolarWinds attack, which succeeded by utilizing the sunburst malware, shocked the cyber-security industry. This attack achieved persistence and was able to evade internal systems long enough to gain access to the source code of the victim. Because of the far-reaching SolarWinds deployments, t...

HTTPS over HTTP: A Supply Chain Attack on Azure DevOps Server 2020

We provide the technical details of a supply chain attack on an improperly configured Azure DevOps Server 2020, specifically in the continuous integration and continuous delivery CI/CD Pipeline Agent communicating without TLS...

Hackers Tampered With APKPure Store to Distribute Malware Apps

APKPure, one of the largest alternative app stores outside of the Google Play Store, was infected with malware this week, allowing threat actors to distribute Trojans to Android devices. In a supply-chain attack similar to that of German telecommunications equipment manufacturer Gigaset, the...

Hackers Exploit Fortinet Flaw in Sophisticated Cring Ransomware Attacks

Threat actors are exploiting a Fortinet vulnerability flagged by the feds last week that delivers a new ransomware strain, dubbed Cring, that is targeting industrial enterprises across Europe. Researchers say the attackers are exploiting an unpatched path-reversal flaw, tracked as CVE-2018-13379,...

PHP Site's User Database Was Hacked In Recent Source Code Backdoor Attack

The maintainers of the PHP programming language have issued an update regarding the security incident that came to light late last month, stating that the actors may have gotten hold of a user database containing their passwords to make unauthorized changes to the repository. "We no longer believ...

Using Aviary to Analyze Post-Compromise Threat Activity in M365 Environments

Aviary is a new dashboard that CISA and partners developed to help visualize and analyze outputs from its Sparrow detection tool released in December 2020. Sparrow helps network defenders detect possible compromised accounts and applications in Azure/Microsoft O365 environments. CISA created...

Watch Out! Mission Critical SAP Applications Are Under Active Attack

Cyber attackers are actively setting their sights on unsecured SAP applications in an attempt to steal information and sabotage critical processes, according to new research. "Observed exploitation could lead in many cases to full control of the unsecured SAP application, bypassing common securit...

Malicious Cyber Activity Targeting Critical SAP Applications

SAP systems running outdated or misconfigured software are exposed to increased risks of malicious attacks. SAP applications help organizations manage critical business processes—such as enterprise resource planning, product lifecycle management, customer relationship management, and supply chain...

Updated openssl packages fix security vulnerability

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signaturealgorithms extension where it was present in the initial ClientHello, but includes a signaturealgorithmscert extension then a NU...

Malicious commits found in PHP code repository: What you need to know

You’ve probably heard that PHP’s Git repository was recently compromised, allowing backdoors to be added to the code located there. You may also be wondering what that means, what a supply chain attack is, and how you could be affected. Read on and well lead you though a straightforward descripti...

openssl: CA certificate check bypass with X509_V_FLAG_X509_STRICT

A flaw was found in openssl. The flag that enables additional security checks of certificates present in a certificate chain was not enabled allowing a confirmation step to verify that certificates in the chain are valid CA certificates is bypassed. The highest threat from this vulnerability is t...

PHP Infiltrated with Backdoor Malware

The PHP project on Sunday announced that attackers were able to gain access to its main Git server, uploading two malicious commits, including a backdoor. They were discovered before they went into production. PHP is a widely used open-source scripting language often used for web development. It...

PHP's Git Server Hacked to Insert Secret Backdoor to Its Source code

In yet another instance of a software supply chain attack, unidentified actors hacked the official Git server of the PHP programming language and pushed unauthorized updates to insert a secret backdoor into its source code. The two malicious commits were pushed to the self-hosted "php-src"...

Amazon Linux 2 : openssl11 (ALAS-2021-1622)

The version of openssl11 installed on the remote host is prior to 1.1.1g-12. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1622 advisory. A flaw was found in openssl. A server crash and denial of service attack could occur if a client sends a TLSv1.2...

Manufacturing's Cloud Migration Opens Door to Major Cyber-Risk

Web-facing applications continue to be one of the highest security risks present for organizations, with more than 40 percent of them actively leaking data in a way that can have a ripple affect across businesses and their partners, research has found. Moreover, manufacturing is particularly...

ALPINE-CVE-2021-3450

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...

CVE-2021-3450

The X509VFLAGX509STRICT flag enables additional security checks of the certificates present in a certificate chain. It is not set by default. Starting from OpenSSL version 1.1.1h a check to disallow certificates in the chain that have explicitly encoded elliptic curve parameters was added as an...