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CVE-2020-25109: AMNESIA:33 #61

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senier opened this issue Dec 23, 2020 · 0 comments
Open

CVE-2020-25109: AMNESIA:33 #61

senier opened this issue Dec 23, 2020 · 0 comments
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Denial of Service DNS OSS Remote Code Execution

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@senier
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senier commented Dec 23, 2020 •
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Description

The number of DNS queries/responses (set in DNS header) is not checked against the data present

Root cause

An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. The number of DNS queries/responses (set in a DNS header) is not checked against the data present. This may lead to successful Denial-of-Service, and possibly Remote Code Execution.

Software

Name

Nut/OS 5.1 (Ethernut)

Versions affected

5.1

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Denial of Service DNS OSS Remote Code Execution
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@senier