Vulnerability Details : CVE-2020-11807
Potential 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.
Products affected by CVE-2020-11807
- cpe:2.3:a:sourcefabric:newscoop:4.4.7:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-11807
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 19 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-11807
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-11807
-
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-11807
-
https://github.com/sourcefabric/Newscoop/blob/3df835637609a5a42530b2a4611177c634ad6274/newscoop/library/Newscoop/Image/ImageService.php#L226
Newscoop/ImageService.php at 3df835637609a5a42530b2a4611177c634ad6274 · sourcefabric/Newscoop · GitHubPatch;Third Party Advisory
-
https://gist.github.com/V-Rico/82e9e52ac451dc20eef87b0999b3b1ee
Newscoop - 4.4.7 (latest) - Unrestricted Upload of a File with a Dangerous Type - CVE-2020-11807 · GitHubExploit;Third Party Advisory
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