WhoAmI?
may be auditor
Block: 26
Author: Immunefi
AuditProfile
Security blog
Proxy & Implementation
#proxy
Hint
Do all the variables look OK here?
Answer
The problem is that the Implementation contract inherits from Ownable, and another _owner variable is stored there in the first memory slot. So the variable in the proxy will be overwritten when the Implementation contract is initialised.
CTF
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Useful tools
EVM diff
Compare execution layer differences between chains
EVM storage
Dive deep into the storage of any contract
