Summaryinfo

A vulnerability was found in DuxCMS 2.1. It has been rated as critical. This affects an unknown function of the file /admin/AdminBackup/del. The manipulation leads to path traversal. This vulnerability is traded as CVE-2020-21862. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in DuxCMS 2.1. This issue affects an unknown function of the file /admin/AdminBackup/del. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is integrity, and availability. The summary by CVE is:

Directory traversal vulnerability in DuxCMS 2.1 allows attackers to delete arbitrary files via /admin/AdminBackup/del.

The weakness was shared 07/06/2023. It is possible to read the advisory at gitee.com. The identification of this vulnerability is CVE-2020-21862 since 08/13/2020. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

• DuxCMS

Version

• 2.1

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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