← Vulnerability feed

Vulnerability record · CVE-2020-1952 · published 27 April 2020

CVE-2020-1952: Apache iotdb improper certificate validation vulnerability

Apache · Iotdb

An issue was found in Apache IoTDB .9.0 to 0.9.1 and 0.8.0 to 0.8.2. When starting IoTDB, the JMX port 31999 is exposed with no certification.Then, clients could execute code remotely.

9.8 CVSS 3.1 Critical EPSS 2.7% · top 14.8% CWE-295 · Improper certificate validation
9.8CVSS 3.1 base score, v2 7.5
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

An issue was found in Apache IoTDB .9.0 to 0.9.1 and 0.8.0 to 0.8.2. When starting IoTDB, the JMX port 31999 is exposed with no certification.Then, clients could execute code remotely.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lists.apache.org/thread.html/r3d2ff899ead64d2952fdc1fbb1f520ca42011ed2b4c7f786e921f6b9%40%3Cdev.iotdb.apache.org Vendor Advisory
https://lists.apache.org/thread.html/r3d2ff899ead64d2952fdc1fbb1f520ca42011ed2b4c7f786e921f6b9%40%3Cdev.iotdb.apache.org Vendor Advisory

Track CVE-2020-1952 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-24014Apache iotdb improper access control vulnerabilityApache IoTDB DataNode’s internal RPC interface for creating Trigger instances uses the uploaded Trigger JAR name to build a file path without suffici…EPSS 0.69%9.8CVE-2026-24015Apache iotdb vulnerabilityA vulnerability in Apache IoTDB. This issue affects Apache IoTDB: from 1.0.0 before 1.3.7, from 2.0.0 before 2.0.7. Users are recommended to upgrade …EPSS 0.58%9.8CVE-2026-24713Apache iotdb improper input validation vulnerabilityImproper Input Validation vulnerability in Apache IoTDB. This issue affects Apache IoTDB: from 1.0.0 before 1.3.7, from 2.0.0 before 2.0.7. Users are…EPSS 0.66%9.8CVE-2024-24780Apache iotdb code injection vulnerabilityRemote Code Execution with untrusted URI of UDF vulnerability in Apache IoTDB. The attacker who has privilege to create UDF can register malicious fu…EPSS 1.3%9.8CVE-2023-46226Apache iotdb code injection vulnerabilityRemote Code Execution vulnerability in Apache IoTDB.This issue affects Apache IoTDB: from 1.0.0 through 1.2.2. Users are recommended to upgrade to ve…EPSS 1.9%9.8CVE-2023-51656Apache iotdb deserialization of untrusted data vulnerabilityDeserialization of Untrusted Data vulnerability in Apache IoTDB.This issue affects Apache IoTDB: from 0.13.0 through 0.13.4. Users are recommended to…EPSS 1.0%9.8CVE-2023-24831Apache iotdb improper authentication vulnerabilityImproper Authentication vulnerability in Apache Software Foundation Apache IoTDB.This issue affects Apache IoTDB Grafana Connector: from 0.13.0 throu…EPSS 1.2%9.1CVE-2026-24013Apache iotdb authentication bypass by spoofing vulnerabilityAuthentication Bypass by Spoofing vulnerability in Apache IoTDB. Certain Thrift RPC query handlers lack strict validation of the sessionId parameter.…EPSS 0.64%

Source: NIST National Vulnerability Database (record CVE-2020-1952), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.