XSS in Fusionpbx
CVE-2019-16978
In FusionPBX up to v4.5.7, the file app\devices\device_settings.php uses an unsanitized "id" variable coming from the URL, which is reflected on 2 occasions in HTML, leading to XSS.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (56.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/fusionpbx/fusionpbx/commit/83622c4ee1d9dd1913e9fb01ce8f060b46a5768a (Patch, Third Party Advisory)
- resp3ctblog.wordpress.com/2019/10/19/fusionpbx-xss-11/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2019-16978?
- CVE-2019-16978 is a medium-severity vulnerability in Fusionpbx, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-10-21.
- How severe is CVE-2019-16978?
- Medium severity. CVSS v3 base score is 6.1 out of 10.