CVE-2020-5759

high-risk
Published 2020-07-17

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.

Do I need to act?

!
10.2% chance of exploitation in next 30 days
EPSS score — higher than 90% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (3)

Affected Vendors

Grandstream

References (3)

Not Applicable https://www.tenable.com/security/research/tra-2020-42
Third Party Advisory https://www.tenable.com/cve/CVE-2020-5759
Not Applicable https://www.tenable.com/security/research/tra-2020-42
52
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 11/34 · Low
Exposure 9/34 · Low