{"componentChunkName":"component---node-modules-rocketseat-gatsby-theme-docs-core-src-templates-docs-query-js","path":"/manual-review/FractionERC20PausableDataManager-FEP","result":{"data":{"mdx":{"id":"27beafa3-de9a-5f68-a6a2-bb81173c6ffd","excerpt":"FEP-01M: Inexistent Override of Burn / Mint Capabilities Type Severity Location Logical Fault FractionERC20PausableDataManager.sol:L21 Description: The…","fields":{"slug":"/manual-review/FractionERC20PausableDataManager-FEP/"},"frontmatter":{"title":"FractionERC20PausableDataManager Manual Review Findings","description":"Contains all the findings that relate to manual review on the contract codebase","image":null,"disableTableOfContents":null},"body":"var _excluded = [\"components\"];\n\nfunction _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }\n\nfunction _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }\n\nfunction _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }\n\n/* @jsxRuntime classic */\n\n/* @jsx mdx */\nvar _frontmatter = {\n  \"title\": \"FractionERC20PausableDataManager Manual Review 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\"FractionERC20PausableDataManager\"), \" contract implementation does not override the relevant \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"OmnichainERC20Burnable\"), \" and \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"OmnichainERC20Mintable\"), \" burn and mint capabilities, permitting sensitive functionality such as \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"https://github.com/evergonlabs/ODC/blob/18197a4e0e8fd0769e80c8a65e0269989476ae91/contracts/dataManagers/fractionalizers/ERC20Fraction/FractionERC20DataManager.sol#L120-L131\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"FractionERC20DataManager::partiallyUnlockWrappedAssets\")), \" to remain accessible in a paused state.\"), mdx(\"h3\", {\n    \"id\": \"impact\",\n    \"style\": {\n      \"position\": \"relative\"\n    }\n  }, mdx(\"a\", {\n    parentName: \"h3\",\n    \"href\": \"#impact\",\n    \"aria-label\": \"impact permalink\",\n    \"className\": \"anchor before\"\n  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\"title=contracts/dataManagers/fractionalizers/ERC20Fraction/FractionERC20PausableDataManager.sol highlight={2,11,19,28} lineNumbers=true lineOffset=40\",\n    \"title\": \"contracts/dataManagers/fractionalizers/ERC20Fraction/FractionERC20PausableDataManager.sol\",\n    \"highlight\": \"{2,11,19,28}\",\n    \"lineNumbers\": \"true\",\n    \"lineOffset\": \"40\"\n  }, \"/// @inheritdoc OmnichainERC20Transfers\\nfunction transfer(address to, uint256 amount) public virtual override(IERC20, OmnichainERC20Transfers) onlyNotPausedTransfers(to) returns (bool) {\\n    return super.transfer(to, amount);\\n}\\n\\n/// @inheritdoc OmnichainERC20Transfers\\nfunction transferFrom(\\n    address from,\\n    address to,\\n    uint256 amount\\n) public virtual override(IERC20, OmnichainERC20Transfers) onlyNotPausedTransfers(to) returns (bool) {\\n    return super.transferFrom(from, to, amount);\\n}\\n\\n/// @inheritdoc OmnichainERC20Transfers\\nfunction transfer(\\n    OmnichainAddress to,\\n    uint256 amount\\n) public payable virtual override(OmnichainERC20Transfers) onlyNotPausedOmnichainTransfers(to) returns (bool) {\\n    return super.transfer(to, amount);\\n}\\n\\n/// @inheritdoc OmnichainERC20Transfers\\nfunction transferFrom(\\n    address from,\\n    OmnichainAddress to,\\n    uint256 amount\\n) public payable virtual override(OmnichainERC20Transfers) onlyNotPausedOmnichainTransfers(to) returns (bool) {\\n    return super.transferFrom(from, to, amount);\\n}\\n\")), mdx(\"h3\", {\n    \"id\": \"recommendation\",\n    \"style\": {\n      \"position\": \"relative\"\n    }\n  }, mdx(\"a\", {\n    parentName: \"h3\",\n    \"href\": \"#recommendation\",\n    \"aria-label\": \"recommendation permalink\",\n    \"className\": \"anchor before\"\n  }, mdx(\"svg\", {\n    parentName: \"a\",\n    \"aria-hidden\": \"true\",\n    \"focusable\": \"false\",\n    \"height\": \"16\",\n    \"version\": \"1.1\",\n    \"viewBox\": \"0 0 16 16\",\n    \"width\": \"16\"\n  }, mdx(\"path\", 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\"className\": \"anchor before\"\n  }, mdx(\"svg\", {\n    parentName: \"a\",\n    \"aria-hidden\": \"true\",\n    \"focusable\": \"false\",\n    \"height\": \"16\",\n    \"version\": \"1.1\",\n    \"viewBox\": \"0 0 16 16\",\n    \"width\": \"16\"\n  }, mdx(\"path\", {\n    parentName: \"svg\",\n    \"fillRule\": \"evenodd\",\n    \"d\": \"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"\n  }))), \"Alleviation:\"), mdx(\"p\", null, \"The relevant mint and burn capabilities have been overridden as advised, alleviating this exhibit.\"), mdx(ViewDiffButton, {\n    repoUrl: \"https://github.com/evergonlabs/ODC\",\n    mainHash: \"18197a4e0e8fd0769e80c8a65e0269989476ae91\",\n    fixHash: 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parentName: \"a\"\n  }, \"OmnichainERC20Transfers::transferFrom(address,OmnichainAddress,uint256,address)\")), \" function signatures, thereby failing to prevent transfers when they are invoked.\"), mdx(\"h3\", {\n    \"id\": \"impact-1\",\n    \"style\": {\n      \"position\": \"relative\"\n    }\n  }, mdx(\"a\", {\n    parentName: \"h3\",\n    \"href\": \"#impact-1\",\n    \"aria-label\": \"impact 1 permalink\",\n    \"className\": \"anchor before\"\n  }, mdx(\"svg\", {\n    parentName: \"a\",\n    \"aria-hidden\": \"true\",\n    \"focusable\": \"false\",\n    \"height\": \"16\",\n    \"version\": \"1.1\",\n    \"viewBox\": \"0 0 16 16\",\n    \"width\": \"16\"\n  }, mdx(\"path\", {\n    parentName: \"svg\",\n    \"fillRule\": \"evenodd\",\n    \"d\": \"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"\n  }))), \"Impact:\"), mdx(\"p\", null, \"Transfers through the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"OmnichainERC20Transfers\"), \" functions that contain an explicit refund address bypass pausability restrictions, permitting the pause security feature of the system to be circumvented.\"), mdx(\"h3\", {\n    \"id\": \"example-1\",\n    \"style\": {\n      \"position\": \"relative\"\n    }\n  }, mdx(\"a\", {\n    parentName: \"h3\",\n    \"href\": \"#example-1\",\n    \"aria-label\": \"example 1 permalink\",\n    \"className\": \"anchor before\"\n  }, mdx(\"svg\", {\n    parentName: \"a\",\n    \"aria-hidden\": \"true\",\n    \"focusable\": \"false\",\n    \"height\": \"16\",\n    \"version\": \"1.1\",\n    \"viewBox\": \"0 0 16 16\",\n    \"width\": \"16\"\n  }, mdx(\"path\", {\n    parentName: \"svg\",\n    \"fillRule\": \"evenodd\",\n    \"d\": \"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"\n  }))), \"Example:\"), mdx(\"pre\", null, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-sol\",\n    \"metastring\": \"title=contracts/dataManagers/fractionalizers/ERC20Fraction/FractionERC20PausableDataManager.sol highlight={3,4,11,12,13} lineNumbers=true lineOffset=54\",\n    \"title\": \"contracts/dataManagers/fractionalizers/ERC20Fraction/FractionERC20PausableDataManager.sol\",\n    \"highlight\": \"{3,4,11,12,13}\",\n    \"lineNumbers\": \"true\",\n    \"lineOffset\": \"54\"\n  }, \"/// @inheritdoc OmnichainERC20Transfers\\nfunction transfer(\\n    OmnichainAddress to,\\n    uint256 amount\\n) public payable virtual override(OmnichainERC20Transfers) onlyNotPausedOmnichainTransfers(to) returns (bool) {\\n    return super.transfer(to, amount);\\n}\\n\\n/// @inheritdoc OmnichainERC20Transfers\\nfunction transferFrom(\\n    address from,\\n    OmnichainAddress to,\\n    uint256 amount\\n) public payable virtual override(OmnichainERC20Transfers) onlyNotPausedOmnichainTransfers(to) returns (bool) {\\n    return super.transferFrom(from, to, amount);\\n}\\n\")), mdx(\"h3\", {\n    \"id\": \"recommendation-1\",\n    \"style\": {\n      \"position\": \"relative\"\n    }\n  }, mdx(\"a\", {\n    parentName: \"h3\",\n    \"href\": \"#recommendation-1\",\n    \"aria-label\": \"recommendation 1 permalink\",\n    \"className\": \"anchor before\"\n  }, mdx(\"svg\", {\n    parentName: \"a\",\n    \"aria-hidden\": \"true\",\n    \"focusable\": \"false\",\n    \"height\": \"16\",\n    \"version\": \"1.1\",\n    \"viewBox\": \"0 0 16 16\",\n    \"width\": \"16\"\n  }, mdx(\"path\", {\n    parentName: \"svg\",\n    \"fillRule\": \"evenodd\",\n    \"d\": \"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"\n  }))), \"Recommendation:\"), mdx(\"p\", null, \"We advise them to be properly overridden similarly to the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"FractionERC1155PausableDataManager\"), \" contract implementation.\"), mdx(\"h3\", {\n    \"id\": \"alleviation-1\",\n    \"style\": {\n      \"position\": \"relative\"\n    }\n  }, mdx(\"a\", {\n    parentName: \"h3\",\n    \"href\": \"#alleviation-1\",\n    \"aria-label\": \"alleviation 1 permalink\",\n    \"className\": \"anchor before\"\n  }, mdx(\"svg\", {\n    parentName: \"a\",\n    \"aria-hidden\": \"true\",\n    \"focusable\": \"false\",\n    \"height\": \"16\",\n    \"version\": \"1.1\",\n    \"viewBox\": \"0 0 16 16\",\n    \"width\": \"16\"\n  }, mdx(\"path\", {\n    parentName: \"svg\",\n    \"fillRule\": \"evenodd\",\n    \"d\": \"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"\n  }))), \"Alleviation:\"), mdx(\"p\", null, \"All omnichain transfer variants are properly overridden in the updated implementation, alleviating this exhibit.\"), mdx(ViewDiffButton, {\n    repoUrl: \"https://github.com/evergonlabs/ODC\",\n    mainHash: \"18197a4e0e8fd0769e80c8a65e0269989476ae91\",\n    fixHash: \"dd233d105a5d1633cf31e7bf9ba4941a3944b987\",\n    gitHubIssue: \"257\",\n    mdxType: \"ViewDiffButton\"\n  }));\n}\n;\nMDXContent.isMDXComponent = true;","headings":[{"depth":2,"value":"<span id=\"FEP-01M\">FEP-01M: Inexistent Override of Burn / Mint Capabilities</span>"},{"depth":3,"value":"Description:"},{"depth":3,"value":"Impact:"},{"depth":3,"value":"Example:"},{"depth":3,"value":"Recommendation:"},{"depth":3,"value":"Alleviation:"},{"depth":2,"value":"<span id=\"FEP-02M\">FEP-02M: Insufficient Override of Omnichain Transfer Capabilities</span>"},{"depth":3,"value":"Description:"},{"depth":3,"value":"Impact:"},{"depth":3,"value":"Example:"},{"depth":3,"value":"Recommendation:"},{"depth":3,"value":"Alleviation:"}]}},"pageContext":{"slug":"/manual-review/FractionERC20PausableDataManager-FEP/","prev":{"label":"FractionERC1155PausableDataManager.sol (FEG-M)","link":"/manual-review/FractionERC1155PausableDataManager-FEG"},"next":{"label":"OmnichainERC20Transfers.sol (OEC-M)","link":"/manual-review/OmnichainERC20Transfers-OEC"}}},"staticQueryHashes":["1954253342","2328931024","2501019404","973074209"]}