CVE-2021-23406 - Vulnerability Details - OpenCVE

This affects the package pac-resolver before 5.0.0. This can occur when used with untrusted input, due to unsafe PAC file handling. **NOTE:** The fix for this vulnerability is applied in the node-degenerator library, a dependency written by the same maintainer.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01.

Key SSVC decision points have not yet been added.

Vendors	Products
Pac-resolver Project	Pac-resolver

Configuration 1 [-]

cpe:2.3:a:pac-resolver_project:pac-resolver:*:*:*:*:*:node.js:*:*

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/TooTallNate/node-degenerator/commit/9d25bb67d957bc2e5425fea7bf7a58b3fc64ff9e
https://github.com/TooTallNate/node-degenerator/commit/ccc3445354135398b6eb1a04c7d27c13b833f2d5
https://github.com/TooTallNate/node-pac-resolver/releases/tag/5.0.0
https://nvd.nist.gov/vuln/detail/CVE-2021-23406
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1568506
https://snyk.io/vuln/SNYK-JS-PACRESOLVER-1564857
https://www.cve.org/CVERecord?id=CVE-2021-23406

History

No history.

MITRE

Status: PUBLISHED

Assigner: snyk

Published: 2021-08-24T07:45:13.637967Z

Updated: 2024-09-17T02:26:53.603Z

Reserved: 2021-01-08T00:00:00

Link: CVE-2021-23406

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-08-24T08:15:18.180

Modified: 2024-11-21T05:51:39.600

Link: CVE-2021-23406

Redhat

Severity : Important

Publid Date: 2021-08-22T00:00:00Z

Links: CVE-2021-23406 - Bugzilla

OpenCVE Enrichment

No data.

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:pac-resolver_project:pac-resolver:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "7F43E597-369F-4116-B2CF-25FE6286C6B5", "versionEndExcluding": "5.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "This affects the package pac-resolver before 5.0.0. This can occur when used with untrusted input, due to unsafe PAC file handling. **NOTE:** The fix for this vulnerability is applied in the node-degenerator library, a dependency written by the same maintainer."}, {"lang": "es", "value": "Esto afecta al paquete pac-resolver versiones anteriores a 5.0.0. Esto puede ocurrir cuando se usa con una entrada no confiable debido a un manejo no seguro de archivos PAC. **NOTA:** La correcci\u00f3n para esta vulnerabilidad se aplica en la biblioteca degenerador de nodos, una dependencia escrita por el mismo mantenedor"}], "id": "CVE-2021-23406", "lastModified": "2024-11-21T05:51:39.600", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "report@snyk.io", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-24T08:15:18.180", "references": [{"source": "report@snyk.io", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/TooTallNate/node-degenerator/commit/9d25bb67d957bc2e5425fea7bf7a58b3fc64ff9e"}, {"source": "report@snyk.io", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/TooTallNate/node-degenerator/commit/ccc3445354135398b6eb1a04c7d27c13b833f2d5"}, {"source": "report@snyk.io", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/TooTallNate/node-pac-resolver/releases/tag/5.0.0"}, {"source": "report@snyk.io", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1568506"}, {"source": "report@snyk.io", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JS-PACRESOLVER-1564857"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/TooTallNate/node-degenerator/commit/9d25bb67d957bc2e5425fea7bf7a58b3fc64ff9e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/TooTallNate/node-degenerator/commit/ccc3445354135398b6eb1a04c7d27c13b833f2d5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/TooTallNate/node-pac-resolver/releases/tag/5.0.0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1568506"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JS-PACRESOLVER-1564857"}], "sourceIdentifier": "report@snyk.io", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "nodejs-pac-resolver: remote code execution when used with untrusted input due to unsafe PAC file handling", "id": "1998236", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1998236"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-94", "details": ["This affects the package pac-resolver before 5.0.0. This can occur when used with untrusted input, due to unsafe PAC file handling. **NOTE:** The fix for this vulnerability is applied in the node-degenerator library, a dependency written by the same maintainer.", "A flaw was found in nodejs-pac-resolver. A remote code execution can occur with untrusted input, due to unsafe PAC file handling. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "name": "CVE-2021-23406", "package_state": [{"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/application-ui-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Not affected", "impact": "low", "package_name": "rhacm2/console-header-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Not affected", "impact": "moderate", "package_name": "rhacm2/grc-ui-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Not affected", "impact": "low", "package_name": "rhacm2/mcm-topology-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}], "public_date": "2021-08-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-23406\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-23406\nhttps://github.com/TooTallNate/node-degenerator/commit/9d25bb67d957bc2e5425fea7bf7a58b3fc64ff9e\nhttps://github.com/TooTallNate/node-degenerator/commit/ccc3445354135398b6eb1a04c7d27c13b833f2d5\nhttps://snyk.io/vuln/SNYK-JS-PACRESOLVER-1564857"], "statement": "The Red Hat Advanced Cluster Management for Kubernetes ships with the vulnerable component. We are currently not aware of the vector to trigger the vulnerability in the affected component, furthermore the affected component is protected by user authentication lowering the potential impact of this vulnerability.", "threat_severity": "Important"}