# CVE-2020-1952: Improper Certificate Validation in Apache IoTDB

Source: https://junglewise.ai/threats/cve-2020-1952-improper-certificate-validation-in-apache-iotdb  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-01-06  
License: CC BY 4.0 with a link back

CVE-2020-1952 · Severity: low · CVSS 3.1 · Published 2022-01-06

Improper Certificate Validation in Apache IoTDB

Technologies: [org.apache.iotdb:iotdb-parent (Maven)](https://junglewise.ai/threats/technologies/org-apache-iotdb-iotdb-parent). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2020-1952 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2020-1952 being exploited in the wild.

**How severe is CVE-2020-1952?** Low severity, with a CVSS score of 3.1, published 6 January 2022.

**Which products and versions are affected?** org.apache.iotdb:iotdb-parent (Maven) ECOSYSTEM:introduced=0,fixed=0.9.2.

**Is there a fix for CVE-2020-1952?** Yes. org.apache.iotdb:iotdb-parent (Maven): upgrade to 0.9.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2020-1952?** Check whether you run org.apache.iotdb:iotdb-parent (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- org.apache.iotdb:iotdb-parent (Maven): upgrade to 0.9.2 or later

  ```sh
  # set org.apache.iotdb:iotdb-parent to 0.9.2 in your pom.xml or build.gradle
  ```


## Affected products

- org.apache.iotdb:iotdb-parent (Maven) ECOSYSTEM:introduced=0,fixed=0.9.2

## Identifiers

- CVE-2020-1952
- GHSA-wc6f-cjcp-cc33

## Related threats

- [Apache IoTDB: Unsafe deserialize map in Sync Tool](https://junglewise.ai/threats/cve-2023-51656-apache-iotdb-unsafe-deserialize-map-in-sync-tool)
- [Withdrawn Advisory: Apache IoTDB contains Improper Authentication](https://junglewise.ai/threats/cve-2023-24830-pysec-2023-6-improper-authentication-vulnerability-in-apache)