Jinher-OA C6 Default Login Scanner

Jinher-OA C6 is a popular office automation system used by enterprises and organizations to streamline administrative tasks and enhance productivity. It is deployed primarily in corporate networks to facilitate document management, workflow automation, and internal communications. IT administrators and enterprise users utilize Jinher-OA C6 to manage complex organizational processes. The software is appreciated for its robust features and user-friendly interface, catering to a broad spectrum of administrative needs. Its functionality includes task scheduling, resource management, and employee collaboration tools. As a widely adopted solution, Jinher-OA C6 plays a critical role in optimizing business operations across various sectors.

The vulnerability detected relates to the possibility of unauthorized access due to default administrative credentials. It poses a significant security risk as attackers can easily exploit this weakness if the default login credentials are not changed. Default credentials often serve as an initial gateway for attackers to infiltrate systems. This particular vulnerability can lead to compromised data integrity and access to sensitive organizational information. Unauthorized users may leverage this to execute further malicious actions within the network. Therefore, identifying and remediating this vulnerability is crucial to maintaining a secure IT environment.

Technical details of this vulnerability involve default login credentials that are not altered post-deployment. The vulnerable endpoints in the system accept base64 encoded usernames and passwords, which can be intercepted by malicious actors. The default login parameter is hardcoded, allowing straightforward exploitation. Attackers can verify default credentials by targeting the login endpoint at "/c6/Jhsoft.Web.login/AjaxForLogin.aspx." Successful exploitation returns specific headers and status codes indicating administrator access. Consequently, persistence of default admin credentials in the system creates a tangible security gap.

Exploitation of this vulnerability by malicious users can lead to unauthorized administrative access. Attackers can manipulate system configurations, access confidential data, and potentially disrupt organizational workflows. The resulting data breaches might have legal implications, damage reputations, and incur financial losses. Users are at risk of identity theft, and operational integrity of the organization could be compromised. It is imperative to address default login vulnerabilities promptly to mitigate these adverse effects and uphold a secure computing environment.

REFERENCES

• https://github.com/nu0l/poc-wiki/blob/main/%E9%87%91%E5%92%8COA-C6-default-password.md