CVE-2019-19999 Code injection in n/a
Attackers can execute arbitrary code via Server Side Template Injection in Halo due to unsafe FreeMarker configuration.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-19999?
CVE-2019-19999 is a high-severity code injection vulnerability in n/a, published on 26 Dec 2019. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Halo before 1.2.0-beta.1 allows Server Side Template Injection (SSTI) because TemplateClassResolver.SAFER_RESOLVER is not used in the FreeMarker configuration.
Weakness: CWE-918
Which versions are affected by CVE-2019-19999?
It affects 1 product.
Products include Halo Halo.
How do I fix CVE-2019-19999?
No fix has been published for CVE-2019-19999 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2019-19999 being exploited?
There is no known exploitation of CVE-2019-19999 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-x8hw-99fp-gmh6.