CVE-2021-3101

CVE-2021-3101 describes a critical vulnerability in Hotdog, prior to version 1.0.1, where it failed to properly mimic the capabilities and SELinux labels of the target JVM process. This flaw allowed a malicious container to escalate privileges and gain full control over the host system, bypassing container security restrictions. With a CVSS score of 8.8 (High), this vulnerability has a local attack vector, low attack complexity, and can lead to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, indicating awareness within the security community.