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Diffstat (limited to 'docs/security-considerations.rst')
| -rw-r--r-- | docs/security-considerations.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/docs/security-considerations.rst b/docs/security-considerations.rst index 197e80e5..1e2138fa 100644 --- a/docs/security-considerations.rst +++ b/docs/security-considerations.rst @@ -69,8 +69,8 @@ complete contract): } The problem is not too serious here because of the limited gas as part -of ``send``, but it still exposes a weakness: Ether transfer always -includes code execution, so the recipient could be a contract that calls +of ``send``, but it still exposes a weakness: Ether transfer can always +include code execution, so the recipient could be a contract that calls back into ``withdraw``. This would let it get multiple refunds and basically retrieve all the Ether in the contract. In particular, the following contract will allow an attacker to refund multiple times |