What’s Vulnerable › Vulnerabilities

CVE-2023-1305: Rapid7 InsightCloudSec box object access

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-03-21 · updated 2026-06-17
• Weakness: CWE-653

Description

An authenticated attacker can leverage an exposed “box” object to read and write arbitrary files from disk, provided those files can be parsed as yaml or JSON. This issue was resolved in the Managed and SaaS deployments on February 1, 2023, and in version 23.2.1 of the Self-Managed version of InsightCloudSec.

Affected products

• Rapid7 InsightAppSec: before 23.2.1 — fixed in 23.2.1
• Rapid7 InsightCloudSec: before 2023.02.01 — fixed in 2023.02.01

How to fix

Upgrade to a fixed version: Rapid7 InsightAppSec 23.2.1; Rapid7 InsightCloudSec 2023.02.01. Check the vendor advisory for mitigations.

References

• https://docs.divvycloud.com/changelog/23321-release-notes
• https://nephosec.com/exploiting-rapid7s-insightcloudsec/
• https://docs.divvycloud.com/changelog/23321-release-notes
• https://nephosec.com/exploiting-rapid7s-insightcloudsec/

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