Overview Recently, NSFOCUS CERT found that VMware has officially fixed an App Control injection vulnerability (CVE-2023-20858). Due to flaws in product verification of user-input content, attackers with App Control management console permissions can access the underlying server operating system by entering specially crafted data, and ultimately achieve arbitrary code execution...
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Joomla Unauthorized Access Vulnerability (CVE-2023-23752) Notice
Overview Recently, Joomla officially released a security update notice to fix a Joomla unauthorized access vulnerability (CVE-2023-23752), which was submitted by a researcher of NSFOCUS Tianji Lab. Due to flaws in Joomla's access control to Web service endpoints, unauthenticated attackers access the RestAPI interface to obtain Joomla-related configuration information by...
ESXiArgs Ransomware Attack Event Analysis
The French Computer Emergency Response Team (CERT-FR) warned that [1] an attacker exploited a two-year-old remote code execution vulnerability in VMware ESXi server to deploy new ESXiArgs ransomware. The security vulnerability number is CVE-2021-21974 [2] and it is caused by a heap overflow vulnerability in the OpenSLP service. Unauthenticated attackers...
Fortinet Multiple Product Security Vulnerability Alerts
Overview Recently, NSFOCUS CERT found that Fortinet officially released a security notice, which fixed multiple Fortinet product vulnerabilities. The key vulnerabilities are as follows: FortiNAC keyUpload remote code execution vulnerability (CVE-2022-39952): Due to a flaw in the keyUpload script of FortNAC, an unauthenticated attacker can execute arbitrary code on the...
Microsoft’s February security update for multiple high-risk product vulnerabilities
Overview On February 15, NSFOCUS CERT monitored that Microsoft had released a security update patch for February, which fixed 75 security issues, involving widely-used products such as Microsoft Exchange Server, Microsoft Word, Windows Graphics Component, Microsoft Publisher, etc., including high-risk vulnerability types such as privilege enhancement and remote code execution....
Key Technologies for Software Supply Chain Security—Techniques for Generating and Using the List of Software Compositions (Part 2)
Key Technologies for Software Supply Chain Security—Techniques for Generating and Using the List of Software Compositions (Part 1) Analysis Tools of List of Software Compositions According to the classification by the LINUX Foundation [1], SBOM tools are grouped into three categories, namely, to produce, consume and transform. Each category has...
