7.8

CVE-2020-11807

Exploit
Because of Unrestricted Upload of a File with a Dangerous Type, Sourcefabric Newscoop 4.4.7 allows an authenticated user to execute arbitrary PHP code (and sometimes terminal commands) on a server by making an avatar update and then visiting the avatar file under the /images/ path.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Sourcefabric ≫ Newscoop Version4.4.7
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.65% 0.463
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 4.6 3.9 6.4
AV:L/AC:L/Au:N/C:P/I:P/A:P
CWE-434 Unrestricted Upload of File with Dangerous Type

The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

https://gist.github.com/V-Rico/82e9e52ac451dc20eef87b0999b3b1ee
Third Party Advisory
Exploit
https://github.com/sourcefabric/Newscoop/blob/3df835637609a5a42530b2a4611177c634ad6274/newscoop/library/Newscoop/Image/ImageService.php#L226
Patch
Third Party Advisory