CVE-2021-27659 exacqVision Web Service CSS
Insufficient input validation in exacqVision Web Service allows attackers to inject malicious scripts, potentially leading to code execution or account takeover.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-27659?
CVE-2021-27659 is a medium-severity cross-site scripting vulnerability in Johnson Controls exacqVision Web Service, published on 24 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
exacqVision Web Service 21.03 does not sufficiently validate, filter, escape, and/or encode user-controllable input before it is placed in output that is used as a web page that is served to other users.
Weakness: CWE-79
Which versions are affected by CVE-2021-27659?
It affects 1 product.
Products include Johnsoncontrols Exacqvision Web Service.
How do I fix CVE-2021-27659?
No fix has been published for CVE-2021-27659 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-2021-27659 being exploited?
There is no known exploitation of CVE-2021-27659 in the wild and no public exploit code.
Other vulnerabilities in Johnson Controls exacqVision Web Service
Sources
Also known as GHSA-6h9h-w393-9gcp.