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Cristian Done

Security Research Engineer

Network Visibility + Security

Remote Code Execution with ESXi - CVE-2021-21974 VMware ESXi Heap Overflow

Cristian Done 2023.02.27

Recently, an old vulnerability targeting VMware ESXi has been spotted in the wild. The vulnerability we are talking about is CVE-2021-21974 and exploits the OpenSLP service running on port 427. A mali

10 min read

#Network Security #Cybersecurity

Network Visibility + Security

An Overview of the CVE-2021-44142 Samba Out-of-Bounds Read/Write

Cristian Done 2022.03.14

During Pwn2own Austin 2021, a new vulnerability was discovered in Samba. The CVE associated with this vulnerability is CVE-2021-44142 and is rated with a CVSSv3 score of 9.9 out of 10. It is a heap-ba

6 min read

#Cybersecurity #Network Security

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