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9.8
CVSS
Critical

CVE-2020-5722

PUBLISHED

The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. An attacker...

Exploited in the wild Remote Low complexity No user interaction
Vendor
Grandstream
Product
Grandstream UCM6200 Series
Published
Mar 23, 2020
EPSS
—

Description

The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. An attacker can use this vulnerability to execute shell commands as root on versions before 1.0.19.20 or inject HTML in password recovery emails in versions before 1.0.20.17.

cisa nuclei_scanner metasploit

CVSS scores

CVSS v3.1 9.8 Critical

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

CVSS v2.0 10.0

AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitation status

Exploited in the wild

Recorded 2022-01-28 00:00:00 UTC · Source

SSVC decision points

Exploitation
active
Automatable
Yes
Technical impact
total

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source Added
CISA Jan 28, 2022

Scanner integrations

Scanner Reference Detected
Nuclei https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-5722.yaml Jun 01, 2026
Metasploit https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/grandstream_ucm62xx_sendemail_rce.rb Apr 28, 2025

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

grandstream_ucm62xx_sendemail_rce

metasploit · Created Unknown

Metasploit module for CVE-2020-5722

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Added to KEVIntel

  • Detected by Metasploit

  • Detected by Nuclei