Vulnerability CVE-2019-11021
Published: 2019-10-24   Modified: 2019-11-05

Description:
** DISPUTED ** admin/app/mediamanager in Schlix CMS 2.1.8-7 allows Authenticated Unrestricted File Upload, leading to remote code execution. NOTE: "While inadvertently allowing a PHP file to be uploaded via Media Manager was an oversight, it still requires an admin permission. We think it's pretty rare for an administrator to exploit a bug on his/her own site to own his/her own site."

Type:

CWE-434

 (Unrestricted Upload of File with Dangerous Type)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.5/10
6.4/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial

 References:
https://gurelahmet.com/schlix-cms-v2-1-8-7-authenticated-unrestricted-file-upload-to-rce/
https://vuldb.com/?id.144129
https://www.incibe-cert.es/en/early-warning/vulnerabilities/cve-2019-11021
https://www.schlix.com/html/schlix-cms-downloads.html
https://www.schlix.com/news/security/cve-2019-11021-for-older-schlix-cms-v2-1-8-7-november-2018.html
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