CVE-2017-7203 Cross-site scripting in n/a
An attacker can execute arbitrary scripts in a victim's browser via insufficient input filtering in ZoneMinder's post-login view.
- 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
- Available
What is CVE-2017-7203?
CVE-2017-7203 is a medium-severity cross-site scripting vulnerability in Zoneminder Zoneminder, published on 21 Mar 2017. 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
A Cross-Site Scripting (XSS) was discovered in ZoneMinder before 1.30.2. The vulnerability exists due to insufficient filtration of user-supplied data (postLoginQuery) passed to the "ZoneMinder-master/web/skins/classic/views/js/postlogin.js.php" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.
Weakness: CWE-79
Which versions are affected by CVE-2017-7203?
It affects 1 product.
Products include Zoneminder Zoneminder.
How do I fix CVE-2017-7203?
Upgrade to a fixed version.
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-2017-7203 being exploited?
There is no known exploitation of CVE-2017-7203 in the wild and no public exploit code.
Other vulnerabilities in Zoneminder Zoneminder
Sources
Also known as DEBIAN-CVE-2017-7203, GHSA-2h6v-4cpv-9pv7, UBUNTU-CVE-2017-7203.