Vulnerability Details CVE-2020-11807
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 22.2%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 4.6
References
- https://gist.github.com/V-Rico/82e9e52ac451dc20eef87b0999b3b1ee
- https://github.com/sourcefabric/Newscoop/blob/3df835637609a5a42530b2a4611177c634ad6274/newscoop/library/Newscoop/Image/ImageService.php#L226
- https://gist.github.com/V-Rico/82e9e52ac451dc20eef87b0999b3b1ee
- https://github.com/sourcefabric/Newscoop/blob/3df835637609a5a42530b2a4611177c634ad6274/newscoop/library/Newscoop/Image/ImageService.php#L226
Products affected by CVE-2020-11807
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cpe:2.3:a:sourcefabric:newscoop:4.4.7