Unscored CVE-2020-11807 EUVD-2020-4149GHSA-5gw3-gj8j-f364

Because of Unrestricted Upload of a File with a Dangerous Type, Sourcefabric Newscoop 4.4.7 allows an authenticated user to execute arbitra…

Published May 19, 2020 · Updated Aug 4, 2024 · Assigned by mitre

Description

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.

References

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