Overview On December 5, NSFOCUS CERT found that Google officially released a type confusion vulnerability (CVE-2022-4262) in Google Chrome V8. A type confusion error occurs because a program uses one type of method to allocate or initialize a resource, such as a pointer, object, or variable, but then accesses that...
Category: Blog
Snapd Local Privilege Escalation Vulnerability (CVE-2022-3328)
Overview On December 2, NSFOCUS CERT detected that Qualys released a local privilege escalation vulnerability (CVE-2022-3328) in Snapd. There is a conditional race vulnerability in the must_mkdir_and_open_with_perms() function in snap-confine, an attacker with normal user privileges can use Multipath Privilege Escalation Vulnerability (CVE-2022-41974) and Multipath Symbolic Link Vulnerability, bind the...
Security Concept for Software Supply Chain (Part 1) — Transparency of Software Supply Chain Compositions
Software supply chain security covers the whole software life cycle. In terms of software product complexity alone, apart from the software itself, it is necessary to ensure the security of the dependencies and transitive dependencies of software, as well as the security of the software ecosystem composed of these dependency...
A Look at Qatar’s Infrastructure Construction Through Cyberspace Surveying and Mapping Technology
As the 2022 FIFA World Cup kicked off on Sunday, Nov 20, 2022, no country can be more notable than Qatar these days. In this article, we will get you familiar with the host nation Qatar, and show you its infrastructure construction level through analysis of cyberspace services. Qatar and...
The Increasingly Complex and Varied Vectors to Attack Software Supply Chain
Unlike vulnerability exploitation in products, attack vectors and implementation channels targeting the supply chain in the real environment are more diverse. Due to the advantages of low development cost, the widespread use of open-source components in projects has become the mainstream development method. The conflict between a rule-relaxed open community...
Atlassian Bitbucket Server and Data Center Command Injection Vulnerability (CVE-2022-43781) Alert
Overview Recently, NSFOCUS CERT found that Atlassian officially fixed a command injection vulnerability in Bitbucket Server and Data Center. Due to flaws in Bitbucket Server and Data Center, attackers with user name control rights can implement command injection through environment variables, and eventually cause commands to be executed arbitrarily on...
