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Q1What is this vulnerability? (Essence + Consequences)
π¨ **Essence**: CodeChecker has an **Authentication Bypass** flaw.β¦
π‘οΈ **CWE-288**: Authentication Bypass. π **Flaw**: The system fails to properly verify credentials when the API URL ends with specific keywords like **Authentication**, **Configuration**, or **ServerInfo**.β¦
π **Privileges**: Gains **Superuser** access. π **Data/Actions**: Can **add, edit, and remove products**. π **Scope**: Access to all API endpoints *except* the Authentication endpoint itself.β¦
π **Check**: Scan for CodeChecker instances. π― **Test**: Send requests to URLs ending in `/Authentication`, `/Configuration`, or `/ServerInfo`.β¦
π οΈ **Fix**: Upgrade to **CodeChecker version > 6.24.1**. π’ **Advisory**: Refer to Ericsson's GitHub Security Advisory. π **Action**: Immediate patching is recommended to close the authentication bypass hole.
Q9What if no patch? (Workaround)
π§ **Workaround**: If patching is delayed, **restrict network access** to the API endpoints. π **Firewall**: Block external access to `/Configuration` and `/ServerInfo` paths.β¦