Arbitrary file upload in Sitos Six

CVE-2019-15748

SITOS six Build v6.2.1 permits unauthorised users to upload and import a SCORM 2004 package by browsing directly to affected pages. An unauthenticated attacker could use the upload and import functionality to import a malicious SCORM package that includes a PHP file, which could execute arbitrary PHP code.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-15748: held from 0.016 to 0.016.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-15748?
CVE-2019-15748 is a critical-severity vulnerability in Sitos Six, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2019-10-07.
How severe is CVE-2019-15748?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-15748 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.