CVE-2018-20017 Cross-site scripting in n/a
An attacker can inject malicious scripts into the SEMCMS web application via the main page input field, potentially compromising user sessions.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2018-20017?
CVE-2018-20017 is a medium-severity cross-site scripting vulnerability in Sem-Cms Semcms, published on 10 Dec 2018. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
SEMCMS 3.5 has XSS via the first text box to the SEMCMS_Main.php URI.
Weakness: CWE-79
Which versions are affected by CVE-2018-20017?
It affects 1 product.
Products include Sem-Cms Semcms.
How do I fix CVE-2018-20017?
No fix has been published for CVE-2018-20017 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-2018-20017 being exploited?
There is no known exploitation of CVE-2018-20017 in the wild and no public exploit code.
Other vulnerabilities in Sem-Cms Semcms
Sources
Also known as GHSA-pcg7-qm73-q39h.