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CVE-2020-5726

HighPublished

The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can...

Published: Mar 30, 2020
Updated: Aug 4, 2024
Assigning CNA: tenable
Evidence observed: Mar 31, 2020

Primary CVSS

7.5/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS probability estimate

4.3%

Low · next 30 days

Percentile: 90.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.

Sources

Grandstream UCM6200 Series CTI Interface - 'user_password' SQL InjectionExploit
Jacob Baines · hardware · Mar 31, 2020

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