CVE-2020-9297 Code injection in Netflix Titus
Attackers can execute arbitrary Java code by injecting malicious expressions into custom constraint violation error messages in Netflix Titus.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-9297?
CVE-2020-9297 is a critical code injection vulnerability in Netflix Titus, published on 14 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Netflix Titus, all versions prior to version v0.1.1-rc.274, uses Java Bean Validation (JSR 380) custom constraint validators. When building custom constraint violation error messages, different types of interpolation are supported, including Java EL expressions. If an attacker can inject arbitrary data in the error message template being passed to ConstraintValidatorContext.buildConstraintViolationWithTemplate() argument, they will be able to run arbitrary Java code.
Weakness: CWE-917
Which versions are affected by CVE-2020-9297?
It affects 1 product.
Products include Netflix Titus.
How do I fix CVE-2020-9297?
No fix has been published for CVE-2020-9297 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-2020-9297 being exploited?
There is no known exploitation of CVE-2020-9297 in the wild and no public exploit code.
Sources
Also known as GHSA-5w4q-5c4v-rhrm.