There are several known vulnerabilities affecting MikroTik RouterOS version 6.47.10. While this version was released as a "Long-term" stable branch to fix previous bugs, it remains susceptible to exploits if not properly configured or if newer patches are ignored.
This vulnerability hit much later, but retrospective analysis proved that 6.47.10 was vulnerable to the precursor behaviors of CVE-2022-45313. This flaw allowed an attacker to bypass the router's login page by using a null byte injection in the username parameter.
Impact: Successful exploitation can lead to a root shell or system crash, though RCE is difficult to achieve and depends on exact configuration and dynamic memory allocation. mikrotik 6.47.10 exploit
While FOISted was about moving from admin to root, CVE-2021-41987 targeted 6.47.10 from the outside.
—attempted to breach the perimeter. If they succeeded, they would have total control, turning the router into a silent bridge for their malware. With a final keystroke, Leo deployed the official MikroTik patch While FOISted was about moving from admin to
While MikroTik RouterOS 6.47.10 was a "Long-term" stable release meant to fix prior security issues, it is still vulnerable to several known exploits. If you are still running this version, your router is at risk of remote takeover or denial-of-service attacks. Critical Vulnerability: CVE-2021-41987
For those still running 6.47.10, the "deep story" is a warning: the device is no longer just a router; it's a potential outpost for advanced persistent threats. Experts strongly recommend upgrading to the latest RouterOS Stable or Long-term versions to close these historical backdoors. With a final keystroke
Impact: An attacker with low-level credentials can escalate privileges to "admin" or gain shell access to the underlying Linux kernel. 🛠️ Common Exploitation Methods