{ "data_type": "CVE", "data_format": "MITRE", "data_version": "4.0", "CVE_data_meta": { "ASSIGNER": "report@snyk.io", "DATE_PUBLIC": "2021-11-03T17:18:18.732977Z", "ID": "CVE-2021-23807", "STATE": "PUBLIC", "TITLE": "Prototype Pollution" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "jsonpointer", "version": { "version_data": [ { "version_affected": "<", "version_value": "5.0.0" } ] } } ] }, "vendor_name": "n/a" } ] } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Prototype Pollution" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "url": "https://snyk.io/vuln/SNYK-JS-JSONPOINTER-1577288", "name": "https://snyk.io/vuln/SNYK-JS-JSONPOINTER-1577288" }, { "refsource": "MISC", "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1910273", "name": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1910273" }, { "refsource": "MISC", "url": "https://github.com/janl/node-jsonpointer/pull/51", "name": "https://github.com/janl/node-jsonpointer/pull/51" }, { "refsource": "MISC", "url": "https://github.com/janl/node-jsonpointer/commit/a0345f3550cd9c4d89f33b126390202b89510ad4", "name": "https://github.com/janl/node-jsonpointer/commit/a0345f3550cd9c4d89f33b126390202b89510ad4" } ] }, "description": { "description_data": [ { "lang": "eng", "value": "This affects the package jsonpointer before 5.0.0. A type confusion vulnerability can lead to a bypass of a previous Prototype Pollution fix when the pointer components are arrays." } ] }, "impact": { "cvss": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseScore": 5.6, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW" } }, "credit": [ { "lang": "eng", "value": "Alessio Della Libera of Snyk Research Team" } ] }