mcp-server-semgrep/semgrep-rules/solidity/security/oracle-price-update-not-restricted.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
 -
    id: oracle-price-update-not-restricted
    message: Oracle price data can be submitted by anyone
    metadata:
        category: security
        technology:
          - solidity
        cwe: "CWE-284: Improper Access Control"
        confidence: LOW
        likelihood: HIGH
        impact: HIGH
        subcategory:
            - vuln
        references:
        - https://twitter.com/BlockSecTeam/status/1514815673800663045
        - https://twitter.com/CertiKAlert/status/1514831117169405953
        - https://medium.com/@hacxyk/aave-v3s-price-oracle-manipulation-vulnerability-168e44e9e374
        - https://bscscan.com/address/0xd55f01b4b51b7f48912cd8ca3cdd8070a1a9dba5 # Rikkei
        - https://polygonscan.com/address/0xaA5890362f36FeaAe91aF248e84e287cE6eCD1A9 # AAVE
    patterns:
    - pattern-either: 
      - pattern: function $F(...) public  {...}
      - pattern: function $F(...) external  {...}
    - metavariable-pattern:
        metavariable: $F
        pattern-either: 
        - pattern: setOracleData
        - pattern: setAssetPrice
    - pattern-not: function $F(...) onlyOwner { ... }
    - pattern-not: function $F(...) onlySybil { ... }
    languages: 
    - solidity
    severity: ERROR