Re: ecmascript 5 DATESTYLE
От | Mike Fowler |
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Тема | Re: ecmascript 5 DATESTYLE |
Дата | |
Msg-id | 4BF3BA2E.1060605@mlfowler.com обсуждение исходный текст |
Ответ на | Re: ecmascript 5 DATESTYLE (Pavel Stehule <pavel.stehule@gmail.com>) |
Ответы |
Re: ecmascript 5 DATESTYLE
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Список | pgsql-hackers |
Pavel Stehule wrote: > see google: lateral sql injection oracle NLS_DATE_FORMAT > > I would to like this functionality too - and technically I don't see a > problem - It's less than 100 lines, but I don't need a new security > problem. So my proposal is change nothing on this integrated > functionality and add new custom date type - like cdate that can be > customized via GUC. > > Regards > Pavel OK I found www.databasesecurity.com/dbsec/lateral-sql-injection.pdf. From the way I read this, the exploit relies on adjustingthe NLS_DATE_FORMAT to an arbitrary string which is then used for the attack, To me this is easy to code against, simply lock the date format right down and ensure that it is always controlled. IMHO I don't see an Oracle specific attack as a reason why we can't have a generic format. Surely we can learn from this known vulnerability and get another one up on Oracle? Thanks, -- Mike Fowler Registered Linux user: 379787 "I could be a genius if I just put my mind to it, and I, I could do anything, if only I could get 'round to it" -PULP 'Glory Days'
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