ID:8919 - Exploit for OS Command Injection in Bitbucket Server and Bitbucket Data Center - CVE-2022-43781

Link to public exploit:

Vulnerability description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when processing usernames. A remote  attacker with ability to control their own username (e.g. with enabled "Allow public signup" option) can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation