Vulnerability Intelligence Report
CVE-2020-5757
Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via HTTP. An authenticated remote attacker can bypass command injection mitigations and execute commands as the root user by sending a crafted HTTP POST to the UCM's "New" HTTPS API.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:6.93%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-78 ↗CWE-78
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| grandstream | ucm6202_firmware | all |
| grandstream | ucm6202 | all |
| grandstream | ucm6204_firmware | all |
| grandstream | ucm6204 | all |
| grandstream | ucm6208_firmware | all |
| grandstream | ucm6208 | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
6.926%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Tenable Network Security, Inc. · Vendor · USA |
| Reserved | 2020-01-06T00:00:00 |
| Published | 2020-07-17T20:35:44 |
| Last Updated | 2024-08-04T08:39:25 |
Community Chatter & Buzz