[LACNIC/Seguridad] NXNSAttack: Upgrade Resolvers to Stop New Kind of Random Subdomain Attack

Jue Mayo 21 14:05:35 GMT+3 2020

Disculpas... 

El 2020-05-21 14:03, Mg. Victor Figueroa escribió:

> Luis, esto nos envian desde LACNIC, trata una investigación sobre un nuevo tipo de ataque sobre DNS (NXNSAttack). 
> 
> Para que lo revise, cuando pueda... 
> 
> Abrazo,
> 
> ---
> 
> El 2020-05-21 10:26, Lucimara Desiderá via Seguridad escribió:
> 
>> NXNSAttack: Upgrade Resolvers to Stop New Kind of Random Subdomain Attack
>> 
>> Petr Špaček -- 20 May 2020
>> 
>> This article describes a newly discovered DNS protocol vulnerability
>> that affects most recursive DNS resolvers. NXNSAttack allows the
>> execution of random subdomain attacks using the DNS delegation
>> mechanism, resulting in a big packet amplification factor.
>> 
>> https://labs.ripe.net/Members/petr_spacek/nxnsattack-upgrade-resolvers-to-stop-new-kind-of-random-subdomain-attack
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