Checker is a challenging machine that demonstrates CVE-2023-1545 on Teampass, CVE-2023-6199 on BookStack, the use of Google Authenticator as SSH TOTP, and a race condition on shared memory for privilege escalation.

404Gh0stFebruary 28, 202514 min read

• Linux
• Hard
• TOTP
• Bookstack
• Teampass
• Race Condition