CVE-2019-16979 Cross-site scripting in n/a
An attacker can inject malicious scripts via the 'id' parameter in FusionPBX, potentially leading to session hijacking or code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-16979?
CVE-2019-16979 is a medium-severity cross-site scripting vulnerability in Fusionpbx Fusionpbx, published on 21 Oct 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
In FusionPBX up to v4.5.7, the file app\contacts\contact_urls.php uses an unsanitized "id" variable coming from the URL, which is reflected in HTML, leading to XSS.
Weakness: CWE-79
Which versions are affected by CVE-2019-16979?
It affects 1 product.
Products include Fusionpbx Fusionpbx.
How do I fix CVE-2019-16979?
No fix has been published for CVE-2019-16979 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2019-16979 being exploited?
There is no known exploitation of CVE-2019-16979 in the wild and no public exploit code.
Other vulnerabilities in Fusionpbx Fusionpbx
Sources
Also known as GHSA-xw4j-ccxf-69qr.