CVE-2018-19836 Cross-site scripting in n/a
Attackers can bypass XSS filters by manipulating HTTP headers and cookies in Metinfo CMS, potentially leading to script injection.
- 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-2018-19836?
CVE-2018-19836 is a medium-severity cross-site scripting vulnerability in Metinfo Metinfo, published on 3 Dec 2018. 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 Metinfo 6.1.3, include/interface/applogin.php allows setting arbitrary HTTP headers (including the Cookie header), and common.inc.php allows registering variables from the $_COOKIE value. This issue can, for example, be exploited in conjunction with CVE-2018-19835 to bypass many XSS filters such as the Chrome XSS filter.
Which versions are affected by CVE-2018-19836?
It affects 1 product.
Products include Metinfo Metinfo.
How do I fix CVE-2018-19836?
No fix has been published for CVE-2018-19836 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-2018-19836 being exploited?
There is no known exploitation of CVE-2018-19836 in the wild and no public exploit code.
Other vulnerabilities in Metinfo Metinfo
Sources
Also known as GHSA-6crq-3244-cpgv.