CVE-2020-27386
high · 8.8An unrestricted file upload issue in FlexDotnetCMS before v1.5.9 allows an authenticated remote attacker to upload and execute arbitrary files by using the FileManager to upload malicious code (e.g., ASP code) in the form of a safe file type (e.g., a TXT file), and then using the FileEditor (in v1.5.8 and prior) or the FileManager's rename function (in v1.5.7 and prior) to rename the file to an executable extension (e.g., ASP), and finally executing the file via an HTTP GET request to /<path_to_file>.
8.8
CVSS
72.9%
EPSS (exploit prob.)
99th
EPSS percentile
2020-11-12
Published
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-434
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| flexdotnetcms_project | flexdotnetcms | < 1.5.9 |
Check a specific version with /api/v1/cve/match.
References
- http://packetstormsecurity.com/files/160411/FlexDotnetCMS-1.5.8-Arbitrary-ASP-File-Upload.html
- https://blog.vonahi.io/whats-in-a-re-name/
- https://github.com/MacdonaldRobinson/FlexDotnetCMS/releases/tag/v1.5.9
- https://github.com/rapid7/metasploit-framework/pull/14339
- http://packetstormsecurity.com/files/160411/FlexDotnetCMS-1.5.8-Arbitrary-ASP-File-Upload.html
- https://blog.vonahi.io/whats-in-a-re-name/
- https://github.com/MacdonaldRobinson/FlexDotnetCMS/releases/tag/v1.5.9
- https://github.com/rapid7/metasploit-framework/pull/14339
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2020-27386