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Web Application Security

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Yet another RCE with a CVSS score of 9.8 out of 10 was disclosed a few hours ago. This issue looks like the same Log4shell and it seems even more dangerous since Common Texts are used more broadly. The Apache Foundation published a vulnerability in the Apache Commons Text project code and published a message to this effect in the project’s mailing list on October 13th, an official date of birth of Text4Shell vulnerability. This…

On May 10, 2022, and May 11, 2022, CVE-2022-1352 CVE-2021-1431, and CVE-2022-1545 were fixed and published on Gitlab-ORG public repository. There are no technical details or exploits yet, but according to the high-level description and titles, they gonna be critical Gitlab API vulnerabilities that affect data privacy and service availability.  Two of these security issues were reported by the HackerOne bug bounty program, but reports are not disclosed to the public yet. We recommend checking…

On May 5, 2022, MITRE published CVE-2022-1388, an authentication bypass vulnerability in the BIG-IP modules affecting the iControl REST component. The vulnerability was assigned a CVSSv3 score of 9.8 The vulnerability was discovered internally by the F5 security team and there is no evidence of whether it’s exploited publicly. There is no publicly available proof of concept at the time of writing this blog post. Newly discovered BIG-IP vulnerability affects the following product and versions:…

Fuzz testing, regularly known as fuzzing, is a product testing procedure that incorporates embedding flawed or arbitrary information (FUZZ) into a product framework to recognize coding issues and security issues. Fuzz testing involves infusing information into a framework utilizing robotized or semi-computerized procedures and investigating the framework for different exemptions, for example, framework crashes or implicit code disappointment. Brief History Fuzz testing was created at the University of Wisconsin Madison in 1989 by Professor Barton…

Wallarm has rolled out the update to detect and mitigate CVE-2021-44228. No additional actions are required from the customers Attempts at exploitation will be automatically blocked in a blocking mode When working in a monitoring mode, consider creating a virtual patch Log4Shell A 0-day exploit in the Java core library log4j was discovered that results in Remote Code Execution (RCE) by simple 1-line exploit with JNDI URL. Given how ubiquitous this library is, the impact…

We all know how it’s convenient to use tools like Sentry or Datadogs for JavaScript events monitoring. It allows to catch errors in real-time, organize and manage issues resolution process, and genuinely shift left operations to developers. But Wallarm security experts warn of dangerous patterns to use such tools integrated into UI since it can cause private data-stealing from authenticated users in an almost invisible way. This article will explain how it could happen and…