What is the Context of Delegatecall Exploit?

News reports on smart contract hacks frequently detail delegatecall exploits as a primary vector for significant asset losses in decentralized applications. Developers continuously work to mitigate this risk through rigorous code review, formal verification methods, and adherence to secure coding practices. The ongoing discussion within the blockchain security community emphasizes the complexities of inter-contract communication and the severe consequences of even subtle logical flaws. Understanding this exploit is crucial for assessing the security posture of many DeFi protocols.

Delegatecall Exploit

Definition

A delegatecall exploit arises in smart contracts when a contract uses the delegatecall function to execute code from another contract, but fails to properly manage the context of the execution. The delegatecall instruction executes code from a target address within the calling contract’s storage, allowing the called contract to modify the caller’s state variables. If the called contract is malicious or contains vulnerabilities, it can lead to unauthorized changes to the calling contract’s data or asset transfers. This type of attack highlights the critical need for meticulous security auditing in composable smart contract architectures.

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∞Smart Contract Vulnerability

∞On-Chain Forensics

∞Blockchain Infrastructure

UXLINK Multi-Sig Wallet Exploited, $11.3 Million Drained via DelegateCall

A critical delegate call vulnerability in UXLINK's multi-signature wallet granted attackers full administrative control, enabling unauthorized asset draining and token minting.

∞DelegateCall

∞Blockchain Security

∞Users

UXLINK Multi-Signature Wallet Compromised via DelegateCall Vulnerability

A delegateCall vulnerability in a multi-signature wallet enabled unauthorized administrative control, leading to significant asset drain and token inflation.

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∞Centralized Control

∞Risk

∞Phishing Scam

UXLINK Multi-Signature Wallet Exploited, Billions of Tokens Minted

A `delegateCall` vulnerability in a multi-signature wallet allowed administrative control takeover and unauthorized token minting, posing a critical risk of asset inflation and value erosion.

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∞Contract

∞DeFi Security

∞DelegateCall

UXLINK Multi-Signature Wallet Compromised, $11.3 Million Drained via DelegateCall

A critical delegateCall vulnerability in UXLINK's multi-signature wallet allowed an attacker to seize administrative control, enabling unauthorized fund transfers and token minting.

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∞Supply Cap

∞WBTC

∞Funds

UXLINK Multi-Signature Wallet Compromised, $11.3 Million Drained

A delegate call vulnerability in UXLINK's multi-signature wallet granted an attacker administrative control, enabling unauthorized asset transfers and unlimited token minting.

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∞Smart Contract Risk

∞Admin Key Compromise

∞Delegatecall Exploit

UXLINK Multi-Signature Wallet Compromised, $11.3 Million Drained, Tokens Minted

A `delegateCall` vulnerability in UXLINK's multi-signature wallet enabled unauthorized administrative control, leading to asset exfiltration and arbitrary token minting, underscoring critical smart contract design and access control failures.

∞Token Minting

∞SocialFi Platform

∞Web3 Security

UXLINK Multi-Signature Wallet Compromised, $11.3 Million and Tokens Drained

A critical `delegateCall` vulnerability in UXLINK's multi-signature wallet allowed unauthorized administrative control, enabling asset exfiltration and illicit token minting.

∞Blockchain Security

∞Token Minting

∞Delegatecall Exploit