apollo-portal has potential unauthorized access issue
Date: 2024-08
Affected: maven/com.ctrip.framework.apollo:apollo
Attack vector: auth-bypass
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2024-43397
CWE: CWE-284
CVSS: 4.3 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)

### Impact A vulnerability exists in the synchronization configuration feature that allows users to craft specific requests to bypass permission checks. This exploit enables them to modify a namespace without the necessary permissions. ### Patches The issue was addressed with an input parameter check in #5192, which was released in version [2.3.0](https://github.com/apolloconfig/apollo/releases/tag/v2.3.0). ### Workarounds To mitigate the issue without upgrading, follow the recommended practices to prevent Apollo from being exposed to the internet. ### Credits The vulnerability was reported and reproduced by [Lakeswang](https://github.com/Lakes-bitgetsec). ### References For any questions or comments regarding this advisory: * Open an issue in [issue](https://github.com/apolloconfig/apollo/issues) * Email us at [apollo-config@googlegroups.com](mailto:apollo-config@googlegroups.com)


Mitigations:

Architectural layers (MAESTRO):