# CVE-2023-51656: Apache IoTDB: Unsafe deserialize map in Sync Tool

Source: https://junglewise.ai/threats/cve-2023-51656-apache-iotdb-unsafe-deserialize-map-in-sync-tool  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-12-21  
License: CC BY 4.0 with a link back

CVE-2023-51656 · Severity: low · CVSS 3.1 · Published 2023-12-21

Apache IoTDB: Unsafe deserialize map in Sync Tool

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-2023-51656 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-51656 being exploited in the wild.

**How severe is CVE-2023-51656?** Low severity, with a CVSS score of 3.1, published 21 December 2023.

**Which products and versions are affected?** org.apache.iotdb:iotdb-parent (Maven) ECOSYSTEM:introduced=0.13.0,fixed=1.2.2.

**Is there a fix for CVE-2023-51656?** Yes. org.apache.iotdb:iotdb-parent (Maven): upgrade to 1.2.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2023-51656?** 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 1.2.2 or later

  ```sh
  # set org.apache.iotdb:iotdb-parent to 1.2.2 in your pom.xml or build.gradle
  ```


## Affected products

- org.apache.iotdb:iotdb-parent (Maven) ECOSYSTEM:introduced=0.13.0,fixed=1.2.2

## Identifiers

- CVE-2023-51656
- GHSA-f23h-52hj-99p6

## Related threats

- [Withdrawn Advisory: Apache IoTDB contains Improper Authentication](https://junglewise.ai/threats/cve-2023-24830-pysec-2023-6-improper-authentication-vulnerability-in-apache)
- [Improper Certificate Validation in Apache IoTDB](https://junglewise.ai/threats/cve-2020-1952-improper-certificate-validation-in-apache-iotdb)