CVE-2021-34371
Critical
Description
Neo4j through 3.4.18 (with the shell server enabled) exposes an RMI service that arbitrarily deserializes Java objects, e.g., through setSessionVariable. An attacker can abuse this for remote code execution because there are dependencies with exploitable gadget chains.
SeverityCritical
CVSS9.8
Exploit probability—
ProductNeo4j
PublishedAug 5, 2021
First seenAug 5, 2021
How to fix
Update
- org.neo4j:neo4j3.5.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| neo4j neo4j | v ≤ 3.4.18 | — |
| org.neo4j:neo4jMaven | v < 3.5.0 | 3.5.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.