you would think a researcher would stop once he realised effect being caused ?

Colin

> On 9 Jul 2015, at 14:08, Jared Mauch <ja...@puck.nether.net> wrote:
> 
> My guess is a researcher. 
> 
> We saw the same issue in the past with a Cisco microcode bug and people doing 
> ping record route. When it went across a LC with a very specific set of 
> software it would crash. 
> 
> If you crashed just upgrade your code, don't hide behind blocking an IP as 
> people now know what to send/do. It won't be long. 
> 
> Jared Mauch
> 
>> On Jul 9, 2015, at 7:44 AM, Colin Johnston <col...@gt86car.org.uk> wrote:
>> 
>> Hi Jared,
>> thanks for update
>> 
>> do you know provider/source ip of the source of the attack ?
>> 
>> Colin
>> 
>>> On 9 Jul 2015, at 12:27, Jared Mauch <ja...@puck.nether.net> wrote:
>>> 
>>> Really just people not patching their software after warnings more than six 
>>> months ago:
>>> 
>>> July-08 UPDATE: Cisco PSIRT is aware of disruption to some Cisco customers 
>>> with Cisco ASA devices affected by CVE-2014-3383, the Cisco ASA VPN Denial 
>>> of Service Vulnerability that was disclosed in this Security Advisory. 
>>> Traffic causing the disruption was isolated to a specific source IPv4 
>>> address. Cisco has engaged the provider and owner of that device and 
>>> determined that the traffic was sent with no malicious intent. Cisco 
>>> strongly recommends that customers upgrade to a fixed Cisco ASA software 
>>> release to remediate this issue. 
>>> 
>>> Cisco has released free software updates that address these 
>>> vulnerabilities. Workarounds that mitigate some of these vulnerabilities 
>>> are available.
>>> 
>>> Jared Mauch
>>> 
>>>> On Jul 8, 2015, at 1:15 PM, Michel Luczak <fr...@shrd.fr> wrote:
>>>> 
>>>> 
>>>>> On 08 Jul 2015, at 18:58, Mark Mayfield 
>>>>> <mark.mayfi...@cityofroseville.com> wrote:
>>>>> 
>>>>> Come in this morning to find one failover pair of ASA's had the primary 
>>>>> crash and failover, then a couple hours later, the secondary crash and 
>>>>> failover, back to the primary.
>>>> 
>>>> Not sure it’s related but I’ve read reports on FRNoG of ASAs crashing as 
>>>> well, seems related to a late leap second related issue.
>>>> 
>>>> Regards, Michel

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