CVE-2020-6072

CRITICAL

Videolabs libmicrodns 0.1.0 - RCE

Title source: llm

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.

References (3)

[Third Party Advisory] https://security.gentoo.org/glsa/202005-10

[Exploit, Technical Description, Third Party Advisory] https://talosintelligence.com/vulnerability_reports/TALOS-2020-0995

[Third Party Advisory] https://www.debian.org/security/2020/dsa-4671

Scores

CVSS v3 9.8

EPSS 0.0083

EPSS Percentile 74.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-415

Status published

Affected Products (2)

videolabs/libmicrodns

debian/debian_linux

Timeline

Published Mar 24, 2020

Tracked Since Feb 18, 2026