CWE
125
Advisory Published
Updated

CVE-2020-25107

First published: Fri Dec 11 2020(Updated: )

An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. There is no check on whether a domain name has '\0' termination. This may lead to successful Denial-of-Service, and possibly Remote Code Execution.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Ethernut nut/os<=5.1
Contiki OS
Contiki-NG
uIP
open-iscsi
altran picoTCP-NG
picoTCP
butok FNET
Nut/Net

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2020-25107?

    CVE-2020-25107 has the potential for Denial-of-Service and possibly Remote Code Execution, making it a significant vulnerability.

  • How do I fix CVE-2020-25107?

    To fix CVE-2020-25107, ensure that domain names are properly checked for '\0' termination before processing.

  • Which software is affected by CVE-2020-25107?

    CVE-2020-25107 affects Nut/OS 5.1, uIP-Contiki-OS versions 3.0 and prior, uIP-Contiki-NG versions 4.5 and prior, and several other open-source products.

  • Can CVE-2020-25107 be exploited remotely?

    Yes, CVE-2020-25107 can potentially be exploited remotely, as the vulnerability is related to DNS implementation.

  • Is there a patch available for CVE-2020-25107?

    Check the respective vendors for a patch, as remediation steps may differ based on the specific affected software.

Contact

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