Vulnerability Details : CVE-2020-21005
WellCMS 2.0 beta3 is vulnerable to File Upload. A user can log in to the CMS background and upload a picture. Because the upload file type is controllable, the user can modify the upload file type to get webshell.
Products affected by CVE-2020-21005
- cpe:2.3:a:wellcms:wellcms:2.0:beta3:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-21005
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 23 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-21005
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:N |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2020-21005
-
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-21005
-
https://github.com/Computer2200/-/issues/4
WellCMS 2.0 beta3 Getshell · Issue #4 · Computer2200/- · GitHubExploit;Third Party Advisory
-
http://www.wellcms.cn/read-27.html&&
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