Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Videolabs | Libmicrodns | 0.1.0 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://security.gentoo.org/glsa/202005-10Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-0994ExploitTechnical DescriptionThird Party Advisory
- https://www.debian.org/security/2020/dsa-4671Third Party Advisory
- https://security.gentoo.org/glsa/202005-10Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-0994ExploitTechnical DescriptionThird Party Advisory
- https://www.debian.org/security/2020/dsa-4671Third Party Advisory
FAQ
What is CVE-2020-6071?
CVE-2020-6071 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 poin...
How severe is CVE-2020-6071?
CVE-2020-6071 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-6071?
Check the references section above for vendor advisories and patch information. Affected products include: Videolabs Libmicrodns, Debian Debian Linux.