Reversing MikroTik’s Silent Patch: The RouterOS 7.23.4 Fix They Wouldn’t Explain
Summary
Reversing MikroTik’s Silent Patch analyzes RouterOS 7.23.4/7.24.2/6.49.21 patches and reverse-engineers the changes. It identifies three bugs (RSA signature forgery, a -2 username path enabling escalation, and an mtget TFTP pathname overflow), provides PoCs for SSH and a ROP chain, and outlines remediation steps and incident response considerations.