CVE-2020-5758

moderate-risk
Published 2020-07-17

Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via HTTP. An authenticated remote attacker can execute commands as the root user by sending a crafted HTTP GET to the UCM's "Old" HTTPS API.

Do I need to act?

~
5.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Vendors

47
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 8/34 · Low
Exposure 9/34 · Low