CVE-2020-1963 File system access via H2 in Apache Ignite
Attackers can exploit H2 SQL functions in Apache Ignite to access the underlying filesystem, leading to unauthorized data access or modification.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-1963?
CVE-2020-1963 is a critical path traversal vulnerability in Apache Ignite, published on 3 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Apache Ignite uses H2 database to build SQL distributed execution engine. H2 provides SQL functions which could be used by attacker to access to a filesystem.
Weakness: CWE-862
Which versions are affected by CVE-2020-1963?
2 open source packages ship an affected version, including org.apache.ignite:ignite-core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.ignite:ignite-core Maven | All versions | 2.8.1 |
org.apache.ignite:ignite-core Maven | All versions | 2.8.1 |
Products include Apache Ignite.
How do I fix CVE-2020-1963?
Upgrade org.apache.ignite:ignite-core to 2.8.1 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-1963 being exploited?
There is no known exploitation of CVE-2020-1963 in the wild and no public exploit code.
Other vulnerabilities in Apache Ignite
- CVE-2018-1273 VMware Tanzu Spring Data Commons Property Binder
- CVE-2018-8018 Code execution via deserialization in org.apache.ignite:ignite-core
- CVE-2018-1295 Apache serialization mechanism does not have a list of classes allowed for serialization/deserialization
- CVE-2024-52577 Apache Ignite: Possible RCE when deserializing incoming messages by the server node
- CVE-2025-48977 Apache Ignite: REST HTTP arbitrary file read vulnerability
Sources
Also known as GHSA-5wm5-8q42-rhxg.