HIGH

CVE-2020-5761

CVSS v3

7.5

HIGH

EPSS Score

4.1 %

exploit probability, as of 2026-10-20

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2020-5761 yet.

Full record on NVD

Description

Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to CPU exhaustion due to an infinite loop in the TR-069 service. Unauthenticated remote attackers can trigger this case by sending a one character TCP message to the TR-069 service.

Technical details

Published: 2020-07-29

Frequently asked questions

What is CVE-2020-5761?

Is CVE-2020-5761 actively exploited?

Active exploitation of CVE-2020-5761 has not been confirmed. Its EPSS score was 4.1% on 2026-10-20, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-5761?

CVE-2020-5761 has a CVSS v3 base score of 7.5 (HIGH severity).

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