CVE-2019-16971
MEDIUMCVSS 6.1/10EPSS 0.80%
Last modified
CVE-2019-16971 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. In FusionPBX up to 4.5.7, the file app\messages\messages_thread.php uses an unsanitized "contact_uuid" variable coming from the URL, which is reflected on 3 occasions in HTML, leading to XSS.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
In FusionPBX up to 4.5.7, the file app\messages\messages_thread.php uses an unsanitized "contact_uuid" variable coming from the URL, which is reflected on 3 occasions in HTML, leading to XSS.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fusionpbx | Fusionpbx | <= 4.5.7 |
References
- https://resp3ctblog.wordpress.com/2019/10/19/fusionpbx-xss-4/Third Party Advisory
- https://resp3ctblog.wordpress.com/2019/10/19/fusionpbx-xss-4/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-16971?
In FusionPBX up to 4.5.7, the file app\messages\messages_thread.php uses an unsanitized "contact_uuid" variable coming from the URL, which is reflected on 3 occasions in HTML, leading to XSS.
How severe is CVE-2019-16971?
CVE-2019-16971 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2019-16971?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-16971?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST