Ali Yabuz, an independent cyber security researcher based in Turkey, revealed a critical security vulnerability in the macOS client of a well-known product of Ubisoft, one of the giant names in the gaming world. This vulnerability, which was detected after an intensive engineering and binary analysis process that lasted about a month, was reported directly to Ubisoft within the framework of ethical cyber security standards (Responsible Disclosure). The French gaming giant launched the official patch program to make the system reliable by verifying the comprehensive evidence provided by the Turkish researcher and officially thanked Yabuz for his contributions.

A Monthly Affair: Success Through Contrary Engineering

In the cyber security world, desktop operating systems, and especially the macOS ecosystem, host different security layers with the transition to the modern ARM64 architecture. The technical investigations conducted by Ali Yabuz focus exactly on this contemporary architecture. During the day and night work that lasted for about a month; In-memory runtime analyses, assembly code reviews and ARM64 binary tests are performed.

As a result of detailed analysis, all technical dimensions of the vulnerability are revealed. The researcher prepares Proof of Concept (PoC) documents showing how the vulnerability can be exploited, step-by-step production steps, relevant source codes and a demonstration image that proves the concept. All this huge technical documentation obtained is delivered to Ubisoft’s global security and engineering units through reliable connection channels.

Why is CWE-114 Vulnerability Dangerous?

When it comes to technical details, the detected vulnerability is not mentioned in the cyber security literature. CWE-114( Process Control / Dynamic Link Library InfiltrationIt seems to be in the ) category. This type of vulnerability, which occurs when dynamically managed code sources or libraries are incorrectly checked, paves the way for malicious individuals to inject unauthorized dynamic code blocks or external libraries into the system.

Especially in software that always exchanges information with servers and directly access system resources, such as game clients, such vulnerabilities can put users’ system security at risk. As soon as Ubisoft’s engineering teams receive the report, they understand the seriousness of the situation and take action quickly.

Security Process Operation: [Binary Analysis] ➔ [PoC Documentation] ➔ [Responsible Notification] ➔ [Ubisoft Verification & Patch]

Official Thanks and Correction Step from Ubisoft

Ubisoft security team, which examined the report submitted by the Turkish researcher in detail, officially confirms the vulnerability and states that they have started preparations for the patch. In the company’s official response to Ali Yabuz, it is emphasized how critical the contribution is in terms of software and infrastructure security:

“We thank you for the time you took to prepare your report and share it with us. We have forwarded your report and all the information you provided to our engineering and server teams for detailed review and planning of the necessary actions. They will meticulously fix the reported security situation and manage the patching process.”

Why Are Ethical Security Protocols Important?

In accordance with the golden rule of the cyber security community, “Responsible Disclosure”, sensitive details are kept unknown until the vulnerability is completely closed. The name of the game, technical exploit method and details of the vulnerability are not shared with the public until the manufacturer distributes the update globally for all players and makes the system 100% secure.

After the patching process is completed, Ali Yabuz is expected to share his comprehensive analysis, including all technical details of the research, with the cyber security community. Such successes achieved by Turkish researchers in the international arena once again reveal the competence of the domestic cyber security ecosystem.