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Sturdy

Sturdy is a new kind of DeFi lending protocol that enables users to earn high stablecoin yields or take out interest-free loans. Lenders deposit assets they'd like to earn yield on while borrowers provide collateral and take out the assets deposited by lenders as a loan.

ETH
Fantom
Defi
Lending
Stablecoin
Solidity
Maximum Bounty
$100,000
Live Since
14 March 2022
Last Updated
12 November 2024
  • PoC required

Select the category you'd like to explore

Assets in Scope

Target
Type
Smart Contract - LendingPoolAddressesProvider
Added on
1 November 2022
Target
Type
Smart Contract - LendingPool
Added on
1 November 2022
Target
Type
Smart Contract - LendingPoolCollateralManager
Added on
1 November 2022
Target
Type
Smart Contract - CollateralAdapter
Added on
1 November 2022
Target
Type
Smart Contract - LidoVault
Added on
1 November 2022
Target
Type
Smart Contract - ConvexFRAX3CRVVault
Added on
1 November 2022
Target
Type
Smart Contract - ConvexMIM3CRVVault
Added on
1 November 2022
Target
Type
Smart Contract - ConvexDAIUSDCUSDTSUSDVault
Added on
1 November 2022
Target
Type
Smart Contract - ConvexIronBankVault
Added on
1 November 2022
Target
Type
Smart Contract - ConvexFRAXUSDCVault
Added on
1 November 2022
Target
Type
Smart Contract - ConvexTUSDFRAXBPVault
Added on
1 November 2022
Target
Type
Websites and Applications
Added on
13 May 2022

Impacts in Scope

Severity
Critical
Title

Any governance voting result manipulation

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

Protocol insolvency

Severity
Critical
Title

Ability to execute system commands

Severity
Critical
Title

Extract Sensitive data/files from the server such as /etc/passwd

Severity
Critical
Title

Taking down the application/website

Severity
Critical
Title

Stealing User Cookies

Severity
Critical
Title

Signing transactions for other users

Severity
Critical
Title

Bypassing Authentication

Severity
Critical
Title

Redirection of user deposits and withdrawals

Severity
Critical
Title

Subdomain takeover resulting in financial loss (applicable for subdomains with addresses published)

Out of scope

Program's Out of Scope information
  • Best practice critiques
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
$100k
High
$5k -$10k
Medium
$1k -$5k
Low
$1k
Total Assets in Scope
21
Total Impacts in Scope
32