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Results tagged with reentrant-attacks
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user 264
Questions related to "reentrancy vulnerability" or "reentrant attack", where untrusted code reenters a contract and manipulates state. http://forum.ethereum.org/discussion/1317/reentrant-contracts https://github.com/LeastAuthority/ethereum-analyses/blob/master/GasEcon.md
16
votes
What is a recursive calling vulnerability?
If your code looks like this in pseudo code:
function do:
if (pool has mymoney = true)
split(mymoney)
pool has mymoney = false
By repeatedly calling that function, you have sort of …
- 11.7k
2
votes
Accepted
TheDAO hack FAQ: How did the attack happen on 17 June 2016?
Anyone reading this article on the attack vector and this forum post could have discovered that Ursium is wrongly confident because the split function calls the reward function. Then it would be easy …