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Burrow

Burrow is a decentralized, non-custodial pool-based interest rates platform that enables users to supply assets to earn interest, and to borrow against them to unlock liquidity. Burrow is similar in nature to Aave, Compound, and other pool-based protocols. Burrow runs natively on the NEAR blockchain, a layer 1, proof-of-stake, sharded blockchain with a WebAssembly runtime.

Defi
Lending
Maximum Bounty
$250,000
Live Since
08 February 2023
Last Updated
24 January 2024
  • PoC required

  • KYC required

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Assets in Scope

Target
Type
Added on
Smart Contract - Burrow main contract
8 February 2023

Impacts in Scope

Critical
Direct theft of any user funds, whether at-rest or in-motion, other than unclaimed yield
Critical
Permanent freezing of funds
Critical
Protocol insolvency
High
Theft of unclaimed yield
High
Permanent freezing of unclaimed yield
High
Temporary freezing of funds for at least 24 hours
Medium
Smart contract unable to operate due to lack of token funds
Medium
Block stuffing for profit
Medium
Griefing (e.g. no profit motive for an attacker, but damage to the users or the protocol)
Low
Smart contract fails to deliver promised returns, but doesn’t lose value

Out of scope

Program's Out of Scope information

The following vulnerabilities are excluded from the rewards for this bug bounty program:

  • Attacks that the reporter has already exploited themselves, leading to damage
  • Attacks requiring access to leaked keys/credentials
  • Attacks requiring access to privileged addresses (governance, strategist)

Smart Contracts and Blockchain

  • Incorrect data supplied by third party oracles
    • Not to exclude oracle manipulation/flash loan attacks
  • Basic economic governance attacks (e.g. 51% attack)
  • Lack of liquidity
  • Best practice critiques
  • Sybil attacks
  • Centralization risks

The following activities are prohibited by this bug bounty program:

  • Any testing with mainnet or public testnet contracts; all testing should be done on private testnets
  • Any testing with pricing oracles or third party smart contracts
  • Attempting phishing or other social engineering attacks against our employees and/or customers
  • Any testing with third party systems and applications (e.g. browser extensions) as well as websites (e.g. SSO providers, advertising networks)
  • Any denial of service attacks
  • Automated testing of services that generates significant amounts of traffic
  • Public disclosure of an unpatched vulnerability in an embargoed bounty