CVE-2018-6383
Monstra CMS through 3.0.4 has an incomplete "forbidden types" list that excludes .php (and similar) file extensions but not the .pht or .phar extension, which allows remote authenticated Admins or Editors to execute arbitrary PHP code by uploading a…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 13.5%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
Monstra CMS through 3.0.4 has an incomplete "forbidden types" list that excludes .php (and similar) file extensions but not the .pht or .phar extension, which allows remote authenticated Admins or Editors to execute arbitrary PHP code by uploading a file, a different vulnerability than CVE-2017-18048.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 13.50% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-184
- Affected
- monstra/monstra
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/162968/Monstra-CMS-3.0.4-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/Hacker5preme/Exploits/tree/main/CVE-2018-6383-ExploitExploit, Third Party Advisory
- https://github.com/monstra-cms/monstra/issues/429Exploit, Issue Tracking, Third Party Advisory
- http://packetstormsecurity.com/files/162968/Monstra-CMS-3.0.4-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/Hacker5preme/Exploits/tree/main/CVE-2018-6383-ExploitExploit, Third Party Advisory
- https://github.com/monstra-cms/monstra/issues/429Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.