CVE-2020-35149

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mquery_project:mquery:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "EB1750B9-DBCB-4366-9F48-683888B57FCC", "versionEndExcluding": "3.2.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "lib/utils.js in mquery before 3.2.3 allows a pollution attack because a special property (e.g., __proto__) can be copied during a merge or clone operation."}, {"lang": "es", "value": "En la biblioteca lib/utils.js en mquery versiones anteriores a 3.2.3, permite un ataque de contaminaci\u00f3n porque una propiedad especial (por ejemplo, __proto__) puede ser copiada durante una operaci\u00f3n de fusi\u00f3n o clonaci\u00f3n"}], "id": "CVE-2020-35149", "lastModified": "2026-06-17T03:13:26.873", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-12-11T19:15:12.887", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/aheckmann/mquery/commit/792e69fd0a7281a0300be5cade5a6d7c1d468ad4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/aheckmann/mquery/commit/792e69fd0a7281a0300be5cade5a6d7c1d468ad4"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2021:1369", "cpe": "cpe:/a:redhat:acm:2.1::el8", "impact": "moderate", "package": "rhacm2/acm-must-gather-rhel8:v2.1.6-6", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2.1 for RHEL 8", "release_date": "2021-04-26T00:00:00Z"}], "bugzilla": {"description": "mquery: Code injection via merge or clone operation", "id": "1929338", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1929338"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "status": "verified"}, "cwe": "CWE-94", "details": ["lib/utils.js in mquery before 3.2.3 allows a pollution attack because a special property (e.g., __proto__) can be copied during a merge or clone operation.", "A flaw was found in mquery that allows a prototype pollution attack. This flaw allows an attacker to alter the code behavior by modifying the object prototype. A flaw in the lib/utils.js function allows cloning and merging objects without sanitizing their special properties, such as prototype defining \"__proto__\". The highest threat from this vulnerability is to integrity."], "name": "CVE-2020-35149", "public_date": "2020-12-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-35149\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-35149\nhttps://github.com/advisories/GHSA-45q2-34rf-mr94\nhttps://portswigger.net/daily-swig/prototype-pollution-the-dangerous-and-underrated-vulnerability-impacting-javascript-applications"], "statement": "The affected version of mquery is a dependency of the mongoose library. The exploitation of this vulnerability requires authenticated access, consequently, the CVSSv3 score for RHACM is lower than the score of the flaw.", "threat_severity": "Moderate"}

{}