CVE-2020-6071
CVSS v3
7.5
HIGH
EPSS Score
2.5 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
An exploitable denial-of-service vulnerability exists in the resource record-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing compressed labels in mDNS messages, the compression pointer is followed without checking for recursion, leading to a denial of service. An attacker can send an mDNS message to trigger this vulnerability.
Technical details
- Published
- 2020-03-24
Frequently asked questions
What is CVE-2020-6071?
An exploitable denial-of-service vulnerability exists in the resource record-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing compressed labels in mDNS messages, the compression pointer is followed without checking for recursion, leading to a denial of service. An attacker can send an mDNS message to trigger this vulnerability.
Is CVE-2020-6071 actively exploited?
Active exploitation of CVE-2020-6071 has not been confirmed. Its EPSS score was 2.5% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2020-6071?
CVE-2020-6071 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2020-6071 affecting your environment?
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