Vulnerability Details : CVE-2020-20691
An issue in Monstra CMS v3.0.4 allows attackers to execute arbitrary web scripts or HTML via bypassing the file extension filter and uploading crafted HTML files.
Products affected by CVE-2020-20691
- cpe:2.3:a:monstra:monstra_cms:3.0.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-20691
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 44 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-20691
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
3.9
|
2.5
|
NIST |
CWE ids for CVE-2020-20691
-
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-2020-20691
-
https://github.com/monstra-cms/monstra/issues/461
bypassed extension filter in uploading process different before · Issue #461 · monstra-cms/monstra · GitHubExploit;Issue Tracking;Third Party Advisory
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