CVE-2020-5722

CriticalActively exploited (CISA KEV)

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.

SeverityCritical
CVSS9.8
Exploit probability—
ProductGrandstream UCM6200
PublishedMar 23, 2020
First seenMar 23, 2020
Added to KEVJan 28, 2022
Weakness typeCWE-89SQL injection

How to fix

CISA required action

Apply updates per vendor instructions.

CISA due date: Jul 28, 2022
Update
  • grandstream ucm6200_firmware1.0.19.20 or later

Affected products

ProductAffected versionsFixed in
grandstream ucm6200_firmwarev < 1.0.19.201.0.19.20

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