A vulnerability classified as critical was found in Infoblox DNS One (the affected version unknown). Affected by this vulnerability is an unknown part of the component DNS Resolver. The manipulation with an unknown input leads to a use of cache containing sensitive information vulnerability. The CWE definition for the vulnerability is CWE-524. The code uses a cache that contains sensitive information, but the cache can be read by an actor outside of the intended control sphere. As an impact it is known to affect integrity. The summary by CVE is:

The DNS resolver in unspecified versions of Infoblox DNS One, when resolving recursive DNS queries for arbitrary hosts, allows remote attackers to conduct DNS cache poisoning via a birthday attack that uses a large number of open queries for the same resource record (RR) combined with spoofed responses, which increases the possibility of successfully spoofing a response in a way that is more efficient than brute force methods.

The weakness was published 12/31/2002 as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. This vulnerability is known as CVE-2002-2213 since 05/23/2006. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-19853 and VDB-19854.

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• Infoblox

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• DNS One

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