What’s Vulnerable › Vulnerabilities
CVE-2018-21234
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 8.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2020-05-21 · updated 2026-06-17
- Weakness: CWE-502
Description
Jodd before 5.0.4 performs Deserialization of Untrusted JSON Data when setClassMetadataName is set.
Affected products
- Apache Software Foundation Apache Hive: 3.1.2
- Jodd: before 5.0.4 — fixed in 5.0.4
How to fix
Upgrade to a fixed version: Jodd 5.0.4. Check the vendor advisory for mitigations.
References
- https://github.com/oblac/jodd/commit/9bffc3913aeb8472c11bb543243004b4b4376f16
- https://github.com/oblac/jodd/compare/v5.0.3...v5.0.4
- https://github.com/oblac/jodd/issues/628
- https://lists.apache.org/thread.html/r0bacc701ab7105500a0ab2769270d18f332cb379e6a62ec7553f3327%40%3Cissues.hive.apache.org%3E
- https://lists.apache.org/thread.html/r157d01c96a2c10e7ceb3e005f42c52cfe87b11dd018935e1c4277433%40%3Cgitbox.hive.apache.org%3E
- https://lists.apache.org/thread.html/r317aec95c436848233047af7ecb3ce04ce446eb6031f981aef50df0d%40%3Cdev.drill.apache.org%3E
- https://lists.apache.org/thread.html/r729bc1e0f367fe8a857ac8a14641dba284ac4cf5131edf483022cf59%40%3Cissues.hive.apache.org%3E
- https://lists.apache.org/thread.html/r965503b27d67a2d934e34fc1d088c9547d51d927c43b8b9bd9b7e695%40%3Cissues.hive.apache.org%3E
- https://lists.apache.org/thread.html/rc23200043872384e0fc48a4a4502f4c6b4b5ddc79ba4076414150d59%40%3Cissues.hive.apache.org%3E
- https://lists.apache.org/thread.html/rc85b650b4ad2c77d7c39c69824488e40dce6d0ebbb4204777d094375%40%3Cgitbox.hive.apache.org%3E
- https://lists.apache.org/thread.html/rd575d9877424a2d8776f5c2ff33bf3dc3382cd83f031d483f29c11ab%40%3Cissues.hive.apache.org%3E
- https://lists.apache.org/thread.html/rdbb99b43334b59d3d3478d360c87e3235ba22edb1de7d39019194347%40%3Cissues.hive.apache.org%3E
Get alerted when CVE-2018-21234 or the next vulnerability affects your stack