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HIGH

CVE-2020-13872

CVSS v3

8.8

HIGH

EPSS Score

2.7 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel authentication via a brute-force approach.

Technical details

Published
2020-06-09

Frequently asked questions

What is CVE-2020-13872?

Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel authentication via a brute-force approach.

Is CVE-2020-13872 actively exploited?

Active exploitation of CVE-2020-13872 has not been confirmed. Its EPSS score was 2.7% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-13872?

CVE-2020-13872 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2020-13872 affecting your environment?

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