Microsoft April 2023 Patch Tuesday
Microsoft has released updates as part of its April 2023 Patch Tuesday.
Of all the updates released today, there were a total of 97 security fixes. This includes one zero-day vulnerability, tracked as CVE-2023-28252, that is actively exploited in the wild by ransomware actors and affiliates. When exploited, the zero-day allows an attacker to elevate privilege to SYSTEM, gaining full access to the target system.
According to Bleeping Computer, other security vulnerabilities fixed include:
- 20 Elevation of Privilege Vulnerabilities 
- 8 Security Feature Bypass Vulnerabilities 
- 45 Remote Code Execution Vulnerabilities 
- 10 Information Disclosure Vulnerabilities 
- 9 Denial of Service Vulnerabilities 
- 6 Spoofing Vulnerabilities 
Windows users are advised to update their systems as soon as possible to close the vulnerabilities. Priority consideration should be given to the actively exploited CVE-2023-28252, then critical vulnerabilities.
References
- https://www.bleepingcomputer.com/news/microsoft/microsoft-april-2023-patch-tuesday-fixes-1-zero-day-97-flaws/ 
- https://www.bleepingcomputer.com/news/security/windows-zero-day-vulnerability-exploited-in-ransomware-attacks/ 
