XSS in Cybelesoft Thinfinity Virtualui

CVE-2019-16385

Cybele Thinfinity VirtualUI 2.5.17.2 allows HTTP response splitting via the mimetype parameter within a PDF viewer request, as demonstrated by an example.pdf?mimetype= substring. The victim user must load an application request to view a PDF, containing the malicious payload. This results in a reflected XSS payload being executed.

EPSS: 0.008 (52.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-16385?
CVE-2019-16385 is a medium-severity vulnerability in Cybelesoft Thinfinity Virtualui, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.1/10. Published 2020-06-04.
How severe is CVE-2019-16385?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-16385 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.