CVE-2019-12248 Cross-site scripting in n/a
An attacker can send malicious emails that trigger external resource loading when quoted by agents, potentially exposing session data or enabling tracking.
- 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
- Available
What is CVE-2019-12248?
CVE-2019-12248 is a medium-severity cross-site scripting vulnerability in Debian Debian Linux, published on 17 Jun 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
An issue was discovered in Open Ticket Request System (OTRS) 7.0.x through 7.0.7, Community Edition 6.0.x through 6.0.19, and Community Edition 5.0.x through 5.0.36. An attacker could send a malicious email to an OTRS system. If a logged-in agent user quotes it, the email could cause the browser to load external image resources.
Which versions are affected by CVE-2019-12248?
It affects 2 products.
Products include Debian Debian Linux, Otrs Otrs.
How do I fix CVE-2019-12248?
Upgrade to a fixed version.
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-2019-12248 being exploited?
There is no known exploitation of CVE-2019-12248 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2019-12248, GHSA-8m8c-4fm4-x8j5, UBUNTU-CVE-2019-12248.