What’s Vulnerable › Vulnerabilities

CVE-2021-45967

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 20.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-18 · updated 2026-06-17
• Weakness: CWE-22

Description

An issue was discovered in Pascom Cloud Phone System before 7.20.x. A configuration error between NGINX and a backend Tomcat server leads to a path traversal in the Tomcat server, exposing unintended endpoints.

Affected products

• igniterealtime Openfire: before 4.5.0; 4.5.0 — fixed in 4.5.0
• Pascom Cloud Phone System: through 7.19

How to fix

Upgrade to a fixed version: igniterealtime Openfire 4.5.0. Check the vendor advisory for mitigations.

References

• https://kerbit.io/research/read/blog/4
• https://tutorialboy24.blogspot.com/2022/03/the-story-of-3-bugs-that-lead-to.html
• https://www.pascom.net/doc/en/release-notes/
• https://www.pascom.net/doc/en/release-notes/pascom19/
• https://kerbit.io/research/read/blog/4
• https://tutorialboy24.blogspot.com/2022/03/the-story-of-3-bugs-that-lead-to.html
• https://www.pascom.net/doc/en/release-notes/
• https://www.pascom.net/doc/en/release-notes/pascom19/

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