CVE & CISA-KEV Catalog

CVE-2020-6071

HIGHEPSS 82th pctl
7.5
CVSS v3
NVD

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.

CWE-674

How to fix

Remediation Available
libmicrodnsDebian
Fixed in:0.2.0-1CVE-2020-6071
Fixed in:0.2.0-1CVE-2020-6071
libmicrodnsUbuntu
Fixed in:0.0.8-1ubuntu0.1~esm1USN-7239-1
libmicrodns0Ubuntu
Fixed in:0.0.8-1ubuntu0.1~esm1USN-7239-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

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

Exploit Intelligence

2.40%probability of exploitation in 30 days
82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Third-Party Advisory2
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.