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ENS

The Ethereum Name Service (ENS) is a distributed, open, and extensible naming system based on the Ethereum blockchain.

ETH
Infrastructure
Services
Solidity
NextJS
Maximum Bounty
$250,000
Live Since
10 May 2024
Last Updated
02 December 2024
  • PoC required

  • Vault program

Select the category you'd like to explore

Assets in Scope

Target
Type
Websites and Applications - Ens landing page source code
Added on
5 June 2024
Target
Type
Smart Contract - Smart Contracts
Added on
10 May 2024
Target
Type
Websites and Applications - ENS app
Added on
10 May 2024
Target
Type
Websites and Applications - ENS app source code
Added on
10 May 2024
Target
Type
Websites and Applications - ENS Metadata service
Added on
10 May 2024
Target
Type
Websites and Applications - ENS Metadata service
Added on
10 May 2024
Target
Type
Websites and Applications - ENS Metadata service source code
Added on
10 May 2024
Target
Type
Websites and Applications - ENS landing page
Added on
10 May 2024
Target
Primacy Of Impact
Type
Smart Contract
Added on
10 May 2024
Target
Primacy Of Impact
Type
Websites and Applications
Added on
10 May 2024

Impacts in Scope

Severity
Critical
Title

Direct theft of any user NFTs, whether at-rest or in-motion, other than unclaimed royalties

Severity
Critical
Title

Manipulation of governance voting result deviating from voted outcome and resulting in a direct change from intended effect of original results

Severity
Critical
Title

Direct theft of any user funds, whether at-rest or in-motion, other than unclaimed yield

Severity
Critical
Title

Permanent freezing of funds

Severity
Critical
Title

Permanent freezing of NFTs

Severity
Critical
Title

Unauthorized minting of NFTs

Severity
Critical
Title

Predictable or manipulable RNG that results in abuse of the principal or NFT

Severity
Critical
Title

Unintended alteration of what the NFT represents (e.g. token URI, payload, artistic content)

Severity
Critical
Title

Protocol insolvency

Severity
Critical
Title

Execute arbitrary system commands

Severity
Critical
Title

Subdomain takeover with already-connected wallet interaction

Severity
Critical
Title

Direct theft of user funds

Out of scope

Program's Out of Scope information

Taking over broken links from sources that are no longer considered active, such as links related to meeting minutes, past events etc., as this content is left up for archival purposes and should not be changed.

Default Out of Scope and rules

Smart Contract specific

  • Incorrect data supplied by third party oracles
    • Not to exclude oracle manipulation/flash loan attacks
  • Impacts requiring basic economic and governance attacks (e.g. 51% attack)
  • Lack of liquidity impacts
  • Impacts from Sybil attacks
  • Impacts involving centralization risks

All categories

  • Impacts requiring attacks that the reporter has already exploited themselves, leading to damage
  • Impacts caused by attacks requiring access to leaked keys/credentials
  • Impacts caused by attacks requiring access to privileged addresses (including, but not limited to: governance and strategist contracts) without additional modifications to the privileges attributed
  • Impacts relying on attacks involving the depegging of an external stablecoin where the attacker does not directly cause the depegging due to a bug in code
  • Mentions of secrets, access tokens, API keys, private keys, etc. in Github will be considered out of scope without proof that they are in-use in production
  • Best practice recommendations
  • Feature requests
  • Impacts on test files and configuration files unless stated otherwise in the bug bounty program
  • Impacts requiring phishing or other social engineering attacks against project's employees and/or customers
Severity
Min. - Max.
Critical
$20k -$250k
High
$5k -$150k
Medium
$2.5k -$100k
Low
$1k
Total Assets in Scope
10
Total Impacts in Scope
41