Blog
Sonar's latest blog posts
What Code Issues Caused the CrowdStrike Outage?
This blog post takes a look at the potential code issues behind the recent global CrowdStrike outage.
Bitbucket 6.1.1 Path Traversal to RCE
In this blog post we analyse how the insecure extraction of a compressed TAR archive lead to a critical vulnerability in Bitbucket (CVE-2019-3397).
Read Blog post >
SuiteCRM 7.11.4 - Breaking Into Your Internal Network
In this blog post we will see how a vulnerable web application deployed in the internal network of your company can act as a charming entry gateway for any adversary.
Read Blog post >
Pre-Auth Takeover of OXID eShops
We detected a highly critical vulnerability in the OXID eShop software that allows unauthenticated attackers to takeover an eShop remotely in less than a few seconds - all on default configurations.
Read Blog post >
TYPO3 9.5.7: Overriding the Database to Execute Code
In this technical blog post we examine a critical vulnerability in the core of the TYPO3 CMS (CVE-2019-12747). A reliable exploit allows the execution of arbitrary PHP code on the underlying system as authenticated user.
Read Blog post >
Magento 2.3.1: Unauthenticated Stored XSS to RCE
This blog post shows how the combination of a HTML sanitizer bug and a Phar Deserialization in the popular eCommerce solution Magento <=2.3.1 lead to a high severe exploit chain. This chain can be abused by an unauthenticated attacker to fully takeover certain Magento stores and to redirect payments.
Read Blog post >
dotCMS 5.1.5: Exploiting H2 SQL injection to RCE
In this blog post we will show how to exploit a SQL injection vulnerability (CVE-2019-12872) found by RIPS Code Analysis in the popular java-based content management system dotCMS and how we escalated it to execute code remotely.
Read Blog post >
MyBB <= 1.8.20: From Stored XSS to RCE
This blog post shows how an attacker can take over any board hosted with MyBB prior to version 1.8.21 by sending a malicious private message to an administrator or by creating a malicious post. We use a chain of two security vulnerabilities detected in the code.
Read Blog post >
The Hidden Flaws of Archives in Java
Archives such as Zip, Tar, Jar or 7z are useful formats to collect and compress multiple files or directories in a container-like structure. However, the extraction of archives can introduce security risks which resulted in multiple critical vulnerabilities in popular applications in the past. In this post we explain the risk behind archive extraction and show how to securely extract archives in Java.
Read Blog post >
The NeverEnding Story of writing a rule for argument passing in C++
Here is a story of a rule, from concept to production. While the selected rule is for C++, this story contains interesting insight on the craft of rule development, no matter the target language.
Read Blog post >
WordPress 5.1 CSRF to Remote Code Execution
This blog post reveals another critical exploit chain for WordPress 5.1 that enables an unauthenticated attacker to gain remote code execution (CVE-2019-9787).
Read Blog post >
Announcing the SonarCloud Pipe for Bitbucket Cloud users!
SonarSource is proud to be a launch partner of the Atlassian Bitbucket Pipes. Thanks to the SonarCloud Scan Pipe, you can configure code analysis in your Bitbucket Pipeline in no time.
Read Blog post >