Command Injection Vulnerability in Bitbucket Server and Data Center by Atlassian

CVE-2022-43781

What is CVE-2022-43781?

A command injection vulnerability exists in Bitbucket Server and Data Center, allowing an unauthenticated attacker with control over their username to execute arbitrary code. If the ‘Allow public signup’ option is enabled, this flaw can be exploited without authentication, potentially compromising the system's integrity.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

Metasploit exploit module for CVE-2022-43781
Created by Rapid7

References