CVE-2016-6793 Deserialization in n/a
Remote attackers can cause denial of service, manipulate files, or execute arbitrary code via crafted serialized objects in Apache Wicket.
- 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-2016-6793?
CVE-2016-6793 is a critical unsafe deserialization vulnerability in n/a, published on 14 Jul 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The DiskFileItem class in Apache Wicket 6.x before 6.25.0 and 1.5.x before 1.5.17 allows remote attackers to cause a denial of service (infinite loop) and write to, move, and delete files with the permissions of DiskFileItem, and if running on a Java VM before 1.3.1, execute arbitrary code via a crafted serialized Java object.
Weakness: CWE-502
Which versions are affected by CVE-2016-6793?
It affects 1 product.
Products include Apache Wicket.
How do I fix CVE-2016-6793?
No fix has been published for CVE-2016-6793 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-2016-6793 being exploited?
There is no known exploitation of CVE-2016-6793 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2024-36522 Apache Wicket: Remote code execution via XSLT injection
- CVE-2026-40010 Apache Wicket: possible session fixation using AuthenticatedWebSession
- CVE-2016-6806 Apache Wicket vulnerable to CSRF attacks
- CVE-2026-71257 Apache Wicket: Configured file upload limits are not enforced when the multipart request has already been parsed
- CVE-2026-43646 Apache Wicket: crafted URLs can bypass PackageResourceGuard
Sources
Also known as GHSA-9q62-9q86-v696.