Re: [DSECRG-11-018] Kaspersky administration Kit - Remote code execution via SMBRelay

It was closed only for relayng to the same host but it is imposible to
close
relayng on another host which run processes st the same account. And also
smbrelay patch did not work on clusters
http://dsecrg.blogspot.com/2011/01/passthehash-bible-1-attacking.html

<http://dsecrg.blogspot.com/2011/01/passthehash-bible-1-attacking.html&gt;As
for kerberos maybe yu are right but we did not see it impemented
anywhere.
Vulnerability was foud during real penetration test so it meant that it
is
not theoretical bullshit )))

26 апреля 2011 г. 16:53 пользователь Vladimir '3APA3A' Dubrovin <
[email protected]> написал:

> Dear Alexandr Polyakov,
>
> AFAIK, SMB NTLM relaying was closed with MS08-068 and Kerberos was
> never
> possible to relay. Are you sure authentication is really possible
> with
> patched windows systems?
>
> --Monday, April 25, 2011, 12:21:57 PM, you wrote to
> [email protected]:
>
>
>
> AP> Digital Security Research Group [DSecRG] Advisory
> #DSECRG-11-018
>
> AP> Application: Kaspersky Administration Kit
> AP> Versions Affected: from 6.0
> AP> Vendor URL: http://www.kaspersky.com
> AP> Bug: Design flaw
> AP> Exploits: YES
> AP> Reported: 22.01.2011
> AP> Vendor response: 22.01.2011
> AP> Solution: disable IP scan
> AP> Date of Public Advisory: 14.03.2011
> AP> Authors: Alexey Sintsov of Digital Security
> Research
> Group [DSecRG]
>
>
>
> AP> Description
> AP> ***********
>
> AP> Service account used for Kaspersky Administration Kit and it
> AP> functional make possible attack on other hosts
> AP> in a corporate network.
>
> AP> Details
> AP> *******
>
> AP> Functional called "Scan IP subnets" is enabled by default in
> Kaspersky
> Administration Kit 6.
> AP> This function makes ICMP scan and also tries to use SMB
> AP> protocol by using service account which can be
> AP> used to run SMBrelay attack and gain full control on secured
> AP> network. By default "Scan IP subnets"
> AP> scans subnet every 7 hours. Attacker just needs to run
> AP> SMBRelay tool and wait. Attack is possible
> AP> because Kaspersky service account have Administrative rights on
> hosts
> in corporate network.
> AP> It's mean that attacker can attack any server or workstation
> AP> where this service account has rights.
>
> AP> Fix Information
> AP> ***************
>
> AP> 1) Do not start Administration Server service under a Domain
> Administrator account
> AP> or a domain account member of local administrators group on other
> hosts.
> AP> 2) Disable "Scan IP subnets"
>
>
> AP> http://support.kaspersky.com/faq/?qid=208284121
>
>
> AP> References
> AP> *********
>
> AP> http://dsecrg.ru/pages/vul/show.php?id=318
> AP>
> http://dsecrg.blogspot.com/2011/03/smbrelay-bible-4-smbrelay-with-no.html
>
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>
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>
>
> AP> Polyakov Alexandr. PCI QSA,PA-QSA
> AP> CTO Digital Security
> AP> Head of DSecRG
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