CVE-2023-2101: Moxi624 Mogu Blog v2: Problematic Vulnerability Discovered in Upload Picture by URL Function (Versions up to 5.2)

Content: A troublesome vulnerability (CVE-2023-2101) has been discovered in Moxi624 Mogu Blog v2, affecting all versions up to 5.2. This issue is categorized as problematic and has the potential to cause severe consequences in the affected systems. It pertains to the "uploadPictureByUrl" function located in the /mogu-picture/file/uploadPicsByUrl file.

This vulnerability emerges due to the manipulation of the "urlList" argument that results in absolute path traversal. The attack can be initiated remotely, thereby allowing potential hackers to exploit this vulnerability with ease, making it a concerning issue. The exploit is already publicly disclosed, meaning that it can now be used by malevolent actors for their advantage.

The vulnerability has been assigned the identifier VDB-226109, making it relatively simple for security enthusiasts and experts to track its existence and evolution. To illustrate the problem, consider the following code snippet:

function uploadPictureByUrl(urlList) {
  ...
  // Vulnerable code that allows file traversal
  ...
}

By altering the "urlList" argument in the above code, attackers can easily gain unauthorized access to files located outside the designated folder, leading to the path traversal mentioned earlier.

To fully grasp the severity of the CVE-2023-2101 vulnerability, it's essential to browse through the original sources and official references, which can be found in the links provided below:

- Original Reference 1
- Official Reference 2
- Exploit Reference 3

As of now, there is no official patch available for this vulnerability; however, users and administrators are encouraged to keep a watchful eye on their systems and update as soon as a patch is released. The existence of CVE-2023-2101 emphasizes the importance of maintaining a robust security posture in today's increasingly digital environment.

In conclusion, it is essential to stay informed about CVE-2023-2101 and safeguard your systems against this vulnerability in Moxi624 Mogu Blog v2. Devise and enforce stringent security measures to minimize the risk of exploitation to ensure that your website and applications remain protected in the face of such threats.

Timeline

Published on: 04/15/2023 13:15:00 UTC
Last modified on: 04/24/2023 18:56:00 UTC