Vulnerability Intelligence Report
CVE-2020-5759
Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via SSH. An authenticated remote attacker can execute commands as the root user by issuing a specially crafted "unset" command.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:3.20%
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
3.204%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Tenable Network Security, Inc. · Vendor · USA |
| Reserved | 2020-01-06T00:00:00 |
| Published | 2020-07-17T20:35:51 |
| Last Updated | 2024-08-04T08:39:25 |
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