{"id":"CVE-2021-23434","state":"PUBLISHED","title":"Prototype Pollution","description":"This affects the package object-path before 0.11.6. A type confusion vulnerability can lead to a bypass of CVE-2020-15256 when the path components used in the path parameter are arrays. In particular, the condition currentPath === '__proto__' returns false if currentPath is ['__proto__']. This is because the === operator returns always false when the type of the operands is different.","publishedAt":"2021-08-27T16:50:13.019Z","updatedAt":"2024-09-16T16:48:40.220Z","severity":{"score":5.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","source":"snyk"},"assigner":"snyk","products":["n/a object-path"],"affected":[{"vendor":"n/a","product":"object-path","versions":[{"version":"unspecified","status":"affected","lessThan":"0.11.6","versionType":"custom"}]}],"references":["https://snyk.io/vuln/SNYK-JS-OBJECTPATH-1569453","https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1570423","https://github.com/mariocasciaro/object-path/commit/7bdf4abefd102d16c163d633e8994ef154cab9eb","https://github.com/mariocasciaro/object-path%230116","https://lists.debian.org/debian-lts-announce/2023/01/msg00031.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:04.982Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/23xxx/CVE-2021-23434.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-23434","state":"PUBLISHED","datePublished":"2021-08-27T16:50:13.019Z","dateUpdated":"2024-09-16T16:48:40.220Z","assignerShortName":"snyk","assignerOrgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","dateReserved":"2021-01-08T00:00:00.000Z"},"containers":{"cna":{"title":"Prototype Pollution","descriptions":[{"lang":"en","value":"This affects the package object-path before 0.11.6. A type confusion vulnerability can lead to a bypass of CVE-2020-15256 when the path components used in the path parameter are arrays. In particular, the condition currentPath === '__proto__' returns false if currentPath is ['__proto__']. This is because the === operator returns always false when the type of the operands is different."}],"affected":[{"vendor":"n/a","product":"object-path","versions":[{"version":"unspecified","status":"affected","lessThan":"0.11.6","versionType":"custom"}]}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-OBJECTPATH-1569453"},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1570423"},{"url":"https://github.com/mariocasciaro/object-path/commit/7bdf4abefd102d16c163d633e8994ef154cab9eb"},{"url":"https://github.com/mariocasciaro/object-path%230116"},{"url":"https://lists.debian.org/debian-lts-announce/2023/01/msg00031.html","name":"[debian-lts-announce] 20230129 [SECURITY] [DLA 3291-1] node-object-path security update","tags":["mailing-list"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW","baseScore":5.6,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"Prototype Pollution"}]}],"providerMetadata":{"shortName":"snyk","orgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","dateUpdated":"2023-01-29T00:00:00.000Z"},"datePublic":"2021-08-27T00:00:00.000Z","credits":[{"lang":"en","value":"Alessio Della Libera of Snyk Research Team"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://snyk.io/vuln/SNYK-JS-OBJECTPATH-1569453","tags":["x_transferred"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1570423","tags":["x_transferred"]},{"url":"https://github.com/mariocasciaro/object-path/commit/7bdf4abefd102d16c163d633e8994ef154cab9eb","tags":["x_transferred"]},{"url":"https://github.com/mariocasciaro/object-path%230116","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/01/msg00031.html","name":"[debian-lts-announce] 20230129 [SECURITY] [DLA 3291-1] node-object-path security update","tags":["mailing-list","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T19:05:56.118Z"}}]}}}