Compared with traditional security threats, supply chain threats have a spreading influence. Vulnerabilities of upstream products will affect all downstream roles, causing security risks to spread along the supply chain and consequently expanding the attack area. In recent years, several influential supply chain attacks have taken place, involving open-source components,...
Category: Blog
Spring Security Authentication Bypass Vulnerability (CVE-2022-31692) Notice
Overview Recently, NSFOCUS CERT found that the PoC of the Spring Security authentication bypass vulnerability (CVE-2022-31692) was publicly disclosed online. Due to improper authorization flaws, under certain conditions, an unauthenticated remote attacker can use FORWARD or INCLUDE for forwarding, thereby exploiting the vulnerability to bypass the authorization rules and ultimately...
OpenSSL Multiple Buffer Overflow Vulnerability Notice
Overview On November 2, 2022, NSFOCUS CERT detected that openssl officially released a security notice and fixed multiple buffer overflow vulnerabilities in OpenSSL. OpenSSL is an open source software library package. Applications can use this package to communicate securely, avoid eavesdropping, and confirm the identity of the other end of...
Threats against Software Supply Chain Security
In the last post of this series, we had an overview of software supply chain security and summarized some observations during the research. You can read the previous post here. In this post, we’re going to talk about the threats faced by the software supply chain. Globalized economic development...
Google Chrome Remote Code Execution Vulnerability (CVE-2022-3723) Alert
Overview Recently, NSFOCUS CERT monitored that Google Chrome has officially released a security bulletin and fixed a remote code execution vulnerability in Chrome V8 (JavaScript engine). Due to a type confusion vulnerability in Chrome V8, a remote attacker could exploit the vulnerability to execute arbitrary code on the target system....
Stay Alert to Traps in Updates: A New Variant of Magniber Ransomware
Overview The Magniber is a notorious ransomware. Unlike the common ransomware families such as Hive and LockBit that target companies, it is primarily used to blackmail individuals with a relatively low ransom around USD 2,500. The Magniber ransomware can neither be transmitted automatically nor used to upload user files, but...
