{ "containers": { "cna": { "affected": [ { "product": "convict", "vendor": "n/a", "versions": [ { "lessThan": "6.2.3", "status": "affected", "version": "unspecified", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "Alessio Della Libera of Snyk Security Team" } ], "datePublic": "2022-05-13T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "This affects the package convict before 6.2.3. This is a bypass of [CVE-2022-22143](https://security.snyk.io/vuln/SNYK-JS-CONVICT-2340604). The [fix](https://github.com/mozilla/node-convict/commit/3b86be087d8f14681a9c889d45da7fe3ad9cd880) introduced, relies on the startsWith method and does not prevent the vulnerability: before splitting the path, it checks if it starts with __proto__ or this.constructor.prototype. To bypass this check it's possible to prepend the dangerous paths with any string value followed by a dot, like for example foo.__proto__ or foo.this.constructor.prototype." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "description": "Prototype Pollution", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2022-05-13T20:00:38.000Z", "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730", "shortName": "snyk" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://snyk.io/vuln/SNYK-JS-CONVICT-2774757" }, { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/mozilla/node-convict/blob/3b86be087d8f14681a9c889d45da7fe3ad9cd880/packages/convict/src/main.js%23L571" }, { "tags": [ "x_refsource_MISC" ], "url": "https://gist.github.com/dellalibera/cebce20e51410acebff1f46afdc89808" }, { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/mozilla/node-convict/blob/master/CHANGELOG.md%23623---2022-05-07" }, { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/mozilla/node-convict/commit/1ea0ab19c5208f66509e1c43b0d0f21c1fd29b75" } ], "title": "Prototype Pollution", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "report@snyk.io", "DATE_PUBLIC": "2022-05-13T20:00:01.480583Z", "ID": "CVE-2022-21190", "STATE": "PUBLIC", "TITLE": "Prototype Pollution" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "convict", "version": { "version_data": [ { "version_affected": "<", "version_value": "6.2.3" } ] } } ] }, "vendor_name": "n/a" } ] } }, "credit": [ { "lang": "eng", "value": "Alessio Della Libera of Snyk Security Team" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "This affects the package convict before 6.2.3. This is a bypass of [CVE-2022-22143](https://security.snyk.io/vuln/SNYK-JS-CONVICT-2340604). The [fix](https://github.com/mozilla/node-convict/commit/3b86be087d8f14681a9c889d45da7fe3ad9cd880) introduced, relies on the startsWith method and does not prevent the vulnerability: before splitting the path, it checks if it starts with __proto__ or this.constructor.prototype. To bypass this check it's possible to prepend the dangerous paths with any string value followed by a dot, like for example foo.__proto__ or foo.this.constructor.prototype." } ] }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Prototype Pollution" } ] } ] }, "references": { "reference_data": [ { "name": "https://snyk.io/vuln/SNYK-JS-CONVICT-2774757", "refsource": "MISC", "url": "https://snyk.io/vuln/SNYK-JS-CONVICT-2774757" }, { "name": "https://github.com/mozilla/node-convict/blob/3b86be087d8f14681a9c889d45da7fe3ad9cd880/packages/convict/src/main.js%23L571", "refsource": "MISC", "url": "https://github.com/mozilla/node-convict/blob/3b86be087d8f14681a9c889d45da7fe3ad9cd880/packages/convict/src/main.js%23L571" }, { "name": "https://gist.github.com/dellalibera/cebce20e51410acebff1f46afdc89808", "refsource": "MISC", "url": "https://gist.github.com/dellalibera/cebce20e51410acebff1f46afdc89808" }, { "name": "https://github.com/mozilla/node-convict/blob/master/CHANGELOG.md%23623---2022-05-07", "refsource": "MISC", "url": "https://github.com/mozilla/node-convict/blob/master/CHANGELOG.md%23623---2022-05-07" }, { "name": "https://github.com/mozilla/node-convict/commit/1ea0ab19c5208f66509e1c43b0d0f21c1fd29b75", "refsource": "MISC", "url": "https://github.com/mozilla/node-convict/commit/1ea0ab19c5208f66509e1c43b0d0f21c1fd29b75" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T02:31:59.871Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://snyk.io/vuln/SNYK-JS-CONVICT-2774757" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/mozilla/node-convict/blob/3b86be087d8f14681a9c889d45da7fe3ad9cd880/packages/convict/src/main.js%23L571" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://gist.github.com/dellalibera/cebce20e51410acebff1f46afdc89808" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/mozilla/node-convict/blob/master/CHANGELOG.md%23623---2022-05-07" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/mozilla/node-convict/commit/1ea0ab19c5208f66509e1c43b0d0f21c1fd29b75" } ] } ] }, "cveMetadata": { "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730", "assignerShortName": "snyk", "cveId": "CVE-2022-21190", "datePublished": "2022-05-13T20:00:38.749Z", "dateReserved": "2022-02-24T00:00:00.000Z", "dateUpdated": "2024-09-17T03:32:50.471Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }