CVE-2018-8827 Cross-site scripting in n/a
Unauthenticated attackers can inject JavaScript into the router's log viewer via a crafted HTTP Referer header, potentially compromising the admin interface.
- 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-2018-8827?
CVE-2018-8827 is a medium-severity cross-site scripting vulnerability in n/a, published on 3 Jan 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
The admin web interface on Technicolor MediaAccess TG789vac v2 HP devices with firmware v16.3.7190-2761005-20161004084353 displays unsanitised user input, which allows an unauthenticated malicious user to embed JavaScript into the Log viewer interface via a crafted HTTP Referer header, aka XSS.
Weakness: CWE-79
Which versions are affected by CVE-2018-8827?
It affects 1 product.
Products include Technicolor Tg789vac Firmware.
How do I fix CVE-2018-8827?
No fix has been published for CVE-2018-8827 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-2018-8827 being exploited?
There is no known exploitation of CVE-2018-8827 in the wild and no public exploit code.
Sources
Also known as GHSA-fhq6-q29j-x78v.