CVE-2019-3958 Cross-site scripting in WallacePOS
Remote authenticated attackers can inject persistent scripts via sales transactions in WallacePOS, potentially leading to session hijacking or malicious actions.
- 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-2019-3958?
CVE-2019-3958 is a medium-severity cross-site scripting vulnerability in WallacePOS, published on 31 Jul 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Insufficient output sanitization in WallacePOS 1.4.3 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks via a crafted sales transaction.
Weakness: CWE-79
Which versions are affected by CVE-2019-3958?
It affects 1 product.
Products include Wallaceit Wallacepos.
How do I fix CVE-2019-3958?
No fix has been published for CVE-2019-3958 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-2019-3958 being exploited?
There is no known exploitation of CVE-2019-3958 in the wild and no public exploit code.
Other vulnerabilities in WallacePOS
Sources
Also known as GHSA-fg23-v8v2-8rg6.