CVE-2021-43297
Deserialization of Untrusted Data in Dubbo
9.8
CRITICAL
CVSS 3.1
EPSS 46.3%
Description
A deserialization vulnerability existed in dubbo hessian-lite 3.2.11 and its earlier versions, which could lead to malicious code execution. Most Dubbo users use Hessian2 as the default serialization/deserialization protocol, during Hessian catch unexpected exceptions, Hessian will log out some imformation for users, which may cause remote command execution. This issue affects Apache Dubbo Apache Dubbo 2.6.x versions prior to 2.6.12; Apache Dubbo 2.7.x versions prior to 2.7.15; Apache Dubbo 3.0.x versions prior to 3.0.5.
How to fix CVE-2021-43297
To remediate CVE-2021-43297, upgrade the affected package to a fixed version below.
- —upgrade to 2.6.12 or later
Is CVE-2021-43297 being exploited?
Moderate — EPSS is 46.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- >= 2.6.0, < 2.6.12
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |