# CVE-2023-31007: Apache Pulsar Broker Improper Authentication vulnerability

Source: https://junglewise.ai/threats/cve-2023-31007-apache-pulsar-broker-improper-authentication-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-07-12  
License: CC BY 4.0 with a link back

CVE-2023-31007 · Severity: low · CVSS 3.1 · Published 2023-07-12

Apache Pulsar Broker Improper Authentication vulnerability

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

## Quick answers

**Is CVE-2023-31007 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-31007 being exploited in the wild.

**How severe is CVE-2023-31007?** Low severity, with a CVSS score of 3.1, published 12 July 2023.

**Which products and versions are affected?** org.apache.pulsar:pulsar-broker (Maven) ECOSYSTEM:introduced=2.9.0,fixed=2.10.4.

**Is there a fix for CVE-2023-31007?** Yes. org.apache.pulsar:pulsar-broker (Maven): upgrade to 2.10.4 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2023-31007?** Check whether you run org.apache.pulsar:pulsar-broker (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.pulsar:pulsar-broker (Maven): upgrade to 2.10.4 or later

  ```sh
  # set org.apache.pulsar:pulsar-broker to 2.10.4 in your pom.xml or build.gradle
  ```


## Affected products

- org.apache.pulsar:pulsar-broker (Maven) ECOSYSTEM:introduced=2.9.0,fixed=2.10.4

## Identifiers

- CVE-2023-31007
- GHSA-47r2-phr8-m8cp

## Related threats

- [Apache Pulsar: Improper Authorization For Namespace and Topic Management Endpoints](https://junglewise.ai/threats/cve-2024-29834-apache-pulsar-improper-authorization-for-namespace-and-topic)
- [Apache Pulsar: Improper Authorization For Topic-Level Policy Management](https://junglewise.ai/threats/cve-2024-28098-apache-pulsar-improper-authorization-for-topic-level-policy)
- [Apache Pulsar Broker's Rest Producer vulnerable to Incorrect Authorization](https://junglewise.ai/threats/cve-2023-30428-apache-pulsar-broker-s-rest-producer-vulnerable-to-incorrect)
- [Apache Pulsar Broker, Proxy, and WebSocket Proxy vulnerable to Improper Certificate Validation](https://junglewise.ai/threats/cve-2022-33682-apache-pulsar-broker-proxy-and-websocket-proxy-vulnerable-to)
- [Apache Pulsar Brokers and Proxies vulnerable to Improper Certificate Validation](https://junglewise.ai/threats/cve-2022-33683-apache-pulsar-brokers-and-proxies-vulnerable-to-improper)