CVE-2017-9830 Deserialization in n/a
Remote attackers can execute arbitrary code on Code42 CrashPlan installations by sending malicious serialized objects to the RMI service.
- 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-2017-9830?
CVE-2017-9830 is a critical unsafe deserialization vulnerability in n/a, published on 27 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Remote Code Execution is possible in Code42 CrashPlan 5.4.x via the org.apache.commons.ssl.rmi.DateRMI Java class, because (upon instantiation) it creates an RMI server that listens on a TCP port and deserializes objects sent by TCP clients.
Weakness: CWE-502
Which versions are affected by CVE-2017-9830?
It affects 1 product.
Products include Code42 Crashplan.
How do I fix CVE-2017-9830?
No fix has been published for CVE-2017-9830 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2017-9830 being exploited?
There is no known exploitation of CVE-2017-9830 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-5mj7-4hjj-qjrq.