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Vulnerability details: VCID-symn-p429-ubhx
Vulnerability ID VCID-symn-p429-ubhx
Aliases CVE-2020-6073
Summary An exploitable denial-of-service vulnerability exists in the TXT record-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing the RDATA section in a TXT record in mDNS messages, multiple integer overflows can be triggered, leading to a denial of service. An attacker can send an mDNS message to trigger this vulnerability.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-190 Integer Overflow or Wraparound
System Score Found at
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
epss 0.01405 https://api.first.org/data/v1/epss?cve=CVE-2020-6073
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2020-6073
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-6073
archlinux Critical https://security.archlinux.org/AVG-1136
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-6073
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19721
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6071
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6072
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6073
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6077
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6078
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6079
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6080
https://security.gentoo.org/glsa/202005-10
https://talosintelligence.com/vulnerability_reports/TALOS-2020-0996
https://www.debian.org/security/2020/dsa-4671
ASA-202004-24 https://security.archlinux.org/ASA-202004-24
AVG-1136 https://security.archlinux.org/AVG-1136
cpe:2.3:a:videolabs:libmicrodns:0.1.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:videolabs:libmicrodns:0.1.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
CVE-2020-6073 https://nvd.nist.gov/vuln/detail/CVE-2020-6073
USN-7239-1 https://usn.ubuntu.com/7239-1/
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6073
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6073
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.7965
EPSS Score 0.01405
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:31:14.279700+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.18/community.json 37.0.0