CVE-2020-6072

Published Mar 24, 2020 CVSS 3.1 · 9.8 Critical EPSS 3.8% KEV · Not listed
Description
An exploitable code execution vulnerability exists in the label-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing compressed labels in mDNS messages, the rr_decode function's return value is not checked, leading to a double free that could be exploited to execute arbitrary code. An attacker can send an mDNS message to trigger this vulnerability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-4671-1 vlc security update
EUVD EUVD EUVD-2020-27226 An exploitable code execution vulnerability exists in the label-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing compressed labels in mDNS messages, the rr_decode function's return value is not checked, leading to a double free that could be exploited to execute arbitrary code. An attacker can send an mDNS message to trigger this vulnerability.
Ubuntu USN Ubuntu USN USN-7239-1 libmicrodns vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
talos
Published
Updated
Oct 8, 2026, 9:13 PM
Reserved
Jan 7, 2020, 12:00 AM
Status
Modified
Published
Mar 24, 2020, 9:15 PM
Modified
Oct 8, 2026, 10:17 PM