_validateSignature should not revert on invalid signature (EIP-4337)

Lines of code Vulnerability details Impact Results in unexpected behavior in the EntryPoint contract. Proof of Concept As said in the official specification of EIP-4337: "If the account does not support signature aggregation, it MUST validate the signature is a valid signature of the userOpHash,...

The isContract function in LibAddress that uses EXTCODESIZE can be vulnerable to the "Contract Creation Code Execution" attack

Lines of code Vulnerability details Impact It will allow the attacker to potentially execute malicious code in the implementation contract at Proof of Concept contract Victim function isContractaddress account public view returnsbool uint32 csize; assembly size := extcodesizeaccount return csize ...

Theft of funds under relaying the transaction

Lines of code Vulnerability details Description The execTransaction function is designed to accept a relayed transaction with a transaction cost refund. At the beginning of the function, the startGas value is calculated as the amount of gas that the relayer will approximately spend on the...

SmartAccount implementation contract can be destroyed by anyone

Lines of code Vulnerability details SmartAccount implementation contract can be destroyed by anyone Impact Locking all user's funds forever due to DoS for all functions. Proof of Concept There are 2 main reasons for this vulnerability: 1. The expected behaviour of interacting with the...

The owner's address is not declared as payable

Lines of code Vulnerability details Impact If someone sends ether to the contract, it would be highly possible that the ether could be locked forever or never withdrawn by its intended recipientOwner Proof of Concept Tools Used Manual Recommended Mitigation Steps Add "payable" keyword to the owne...

Attacker can take control over each SmartAccount proxy and steal all users' funds

Lines of code Vulnerability details Attacker can take control over each SmartAccount proxy and steal all users' funds Impact All users' funds can be stolen by a single attacker tx gas cost only Proof of Concept There are 2 main reasons for this vulnerability: The .checkSignatures in...

SmartAccount implementation contract can be destroyed by owner

Lines of code Vulnerability details SmartAccount implementation contract can be destroyed by owner Impact Locking users' funds forever due to DoS for all deployed smart account proxies. Neither implementation upgrade will be possible nor withdrawing funds. Proof of Concept The expected behaviour ...

Signature Replay Attack when EntryPoint contract is changed

Lines of code Vulnerability details Signature Replay Attack when EntryPoint contract is changed Impact User operations can be replayed on smart accounts once the EntryPoint is changed. This can lead to user's loosing funds or any unexpected behaviour that transaction replay attacks usually lead t...

dssp vulnerable to Improper Restriction of XML External Entity Reference

A vulnerability classified as problematic was found in e-Contract dssp up to 1.3.1. Affected by this vulnerability is the function checkSignResponse of the file dssp-client/src/main/java/be/econtract/dssp/client/SignResponseVerifier.java. The manipulation leads to xml external entity reference...

GHSA-77CC-W3WM-6WHP dssp vulnerable to Improper Restriction of XML External Entity Reference

A vulnerability classified as problematic was found in e-Contract dssp up to 1.3.1. Affected by this vulnerability is the function checkSignResponse of the file dssp-client/src/main/java/be/econtract/dssp/client/SignResponseVerifier.java. The manipulation leads to xml external entity reference...

CVE-2016-15011

A vulnerability classified as problematic was found in e-Contract dssp up to 1.3.1. Affected by this vulnerability is the function checkSignResponse of the file dssp-client/src/main/java/be/econtract/dssp/client/SignResponseVerifier.java. The manipulation leads to xml external entity reference...

CVE-2016-15011

A vulnerability classified as problematic was found in e-Contract dssp up to 1.3.1. Affected by this vulnerability is the function checkSignResponse of the file dssp-client/src/main/java/be/econtract/dssp/client/SignResponseVerifier.java. The manipulation leads to xml external entity reference...

Xxe

A vulnerability classified as problematic was found in e-Contract dssp up to 1.3.1. Affected by this vulnerability is the function checkSignResponse of the file dssp-client/src/main/java/be/econtract/dssp/client/SignResponseVerifier.java. The manipulation leads to xml external entity reference...

CVE-2016-15011

The CVE-2016-15011 issue affects e-Contract dssp up to 1.3.1, specifically the function checkSignResponse in dssp-client/src/main/java/be/e_contract/dssp/client/SignResponseVerifier.java. The root cause is a vulnerability leading to XML External Entity (XXE) reference. A fix is available in dssp ...

CVE-2016-15011 e-Contract dssp SignResponseVerifier.java checkSignResponse xml external entity reference

A vulnerability classified as problematic was found in e-Contract dssp up to 1.3.1. Affected by this vulnerability is the function checkSignResponse of the file dssp-client/src/main/java/be/econtract/dssp/client/SignResponseVerifier.java. The manipulation leads to xml external entity reference...

Upgraded Q -> M from #187 [1673006043496]

Judge has assessed an item in Issue 187 as M risk. The relevant finding follows: L‑02 EthereumToArbitrumRelayer.processCalls does not check msg.sender is a contract The Arbitrum relay processCalls is intended to be called by EOA, as specified in the docs: Arbitrum requires an EOA to submit a brid...

Improper Restriction of XML External Entity Reference

A vulnerability classified as problematic was found in e-Contract dssp up to 1.3.1. Affected by this vulnerability is the function checkSignResponse of the file dssp-client/src/main/java/be/econtract/dssp/client/SignResponseVerifier.java. The manipulation leads to xml external entity reference...

Software provider denied insurance payout after ransomware attack

The Supreme Court of Ohio issued a ruling days before the New Year that a software and service provider shouldn't be covered by insurance against a ransomware attack as it didn't cause direct or physical harm to tangible components of software, as it doesnt have any. "When insurance policy covers...

@uniswap/universal-router-sdk (>=1.1.0, <=1.1.1) potentially affected by CVE-2022-48216 via @uniswap/universal-router (1.0.1)

@uniswap/universal-router NPM version 1.0.1 is affected by a known vulnerability. The following packages have a transitive dependency on @uniswap/universal-router and may be impacted: - @uniswap/universal-router-sdk =1.1.0, =1.1.1 Source cves: CVE-2022-48216 Source advisory: OSV:GHSA-7M37-CX35-QG...

NODE OPERATORS CAN WITHDRAW ALL THEIR GGP COLLATERAL BEFORE VALIDATION PERIOD ENDS THEREBY AVOIDING SLASHING.

Lines of code Vulnerability details Impact 1. Node operators can avoid slashing, thus no penalties. 2. Node operators can withdraw their entire GGP collateral before the validation period is over. Proof of Concept The withdrawGGP function in Staking.sol transfers back to node operator excess GGP...