CVE-2021-43297
9.8
CRITICAL · CVSS 3.1 · EPSS 17% (pctl 97)
Patch early
EPSS 17% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 16.97% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-502 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-01-10 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| apache | dubbo |
References
→ the Explorer · watch your stack · NVD