CVE-2019-20483 Cross-site scripting in n/a
An attacker can inject XSS payloads into user last names to steal cookies and hijack other users' sessions in Viki Vera.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-20483?
CVE-2019-20483 is a medium-severity cross-site scripting vulnerability in n/a, published on 5 Jan 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
An issue was discovered in Viki Vera 4.9.1.26180. An attacker could set a user's last name to an XSS Payload, and read another user's cookie and use that to login to the application.
Weakness: CWE-79
Which versions are affected by CVE-2019-20483?
It affects 1 product.
Products include Vikisolutions Vera.
How do I fix CVE-2019-20483?
No fix has been published for CVE-2019-20483 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-2019-20483 being exploited?
There is no known exploitation of CVE-2019-20483 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-cp3h-pwpw-5h82.