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ID

VDE-2021-012

Published

2021-04-26 10:04 (CEST)

Last update

2021-04-26 10:04 (CEST)

Vendor(s)

MB connect line GmbH

Product(s)

Article No° Product Name Affected Version(s)
mbNET HW1 <= 5.1.10
mbNET/mbNET .rokey <= 6.2.5

Summary

Multiple issues have been identified in dnsmasq < 2.83

Vulnerabilities



Weakness
Improperly Implemented Security Check for Standard (CWE-358)
Summary
A flaw was found in dnsmasq before version 2.83. When getting a reply from a forwarded query, dnsmasq checks in the forward.c:reply_query() if the reply destination address/port is used by ...
Weakness
Improperly Implemented Security Check for Standard (CWE-358)
Summary
A flaw was found in dnsmasq before version 2.83. When getting a reply from a forwarded query, dnsmasq checks in forward.c:reply_query(), which is the forwarded query that matches the reply, ...
Weakness
Improperly Implemented Security Check for Standard (CWE-358)
Summary
A flaw was found in dnsmasq before version 2.83. When receiving a query, dnsmasq does not check for an existing pending request for the same name and forwards a new ...

Impact

Please see the CVE-IDs for details.

Solution

Update to the following versions:

Product Affected Version
mbNET/mbNET .rokey >= 7.0.0
mbNET HW1 >= 5.1.11

Reported by

MB connect line reported this advisory to CERT@VDE.