Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/39471?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/39471?format=api", "vulnerability_id": "VCID-hx7z-escx-guax", "summary": "Insufficient Session Expiration and TOCTOU Race Condition in OPC FOundation UA .Net Standard\nThis vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard 1.04.358.30. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of sessions. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to create a denial-of-service condition against the application. Was ZDI-CAN-10295.", "aliases": [ { "alias": "CVE-2020-8867" }, { "alias": "GHSA-9q94-v7ch-mxqw" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/75433?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.359.31", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.359.31" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/177055?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-644h-mdcn-1qau" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/177056?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-644h-mdcn-1qau" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/177057?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-644h-mdcn-1qau" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.3" }, { "url": "http://public2.vulnerablecode.io/api/packages/177058?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.4", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-644h-mdcn-1qau" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.4" }, { "url": "http://public2.vulnerablecode.io/api/packages/177059?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.5", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-644h-mdcn-1qau" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.5" }, { "url": "http://public2.vulnerablecode.io/api/packages/29112?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.348", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.348" }, { "url": "http://public2.vulnerablecode.io/api/packages/172696?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.349", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.349" }, { "url": "http://public2.vulnerablecode.io/api/packages/172697?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350" }, { "url": "http://public2.vulnerablecode.io/api/packages/172698?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/172699?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.3" }, { "url": "http://public2.vulnerablecode.io/api/packages/172700?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.4", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { 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"VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.5" }, { "url": "http://public2.vulnerablecode.io/api/packages/172702?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.6", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2bp3-w8u8-7fe4" }, { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-6nd4-b64f-9kbe" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-e415-z3cf-ekfm" }, { 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"VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-u3xw-vnkf-rudu" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.358.29-preview" }, { "url": "http://public2.vulnerablecode.io/api/packages/201874?format=api", "purl": "pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.358.30", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-53xw-2jd2-pugg" }, { "vulnerability": "VCID-9sgb-7afy-dbgm" }, { "vulnerability": "VCID-a85p-s3vr-w3ht" }, { "vulnerability": "VCID-c3w3-gqx4-67cd" }, { "vulnerability": "VCID-df2w-9vh6-4feu" }, { "vulnerability": "VCID-hx7z-escx-guax" }, { "vulnerability": "VCID-pmtm-p8gm-xkcp" }, { "vulnerability": "VCID-u3xw-vnkf-rudu" }, { "vulnerability": "VCID-wbtc-7rp8-1qbq" }, { "vulnerability": "VCID-x8yt-gmev-vqgb" }, { "vulnerability": "VCID-yfz2-kug9-hkcy" }, { "vulnerability": "VCID-yvwx-dkjv-5uag" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.358.30" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-8867", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82502", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82396", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82392", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82387", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82421", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82425", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82447", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82458", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82462", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82481", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82316", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.8233", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82348", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82342", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.8237", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.01718", "scoring_system": "epss", "scoring_elements": "0.82377", "published_at": "2026-04-09T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-8867" }, { "reference_url": "https://github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.4.359.31", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.4.359.31" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-8867", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-8867" }, { "reference_url": "https://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2020-8867.pdf", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2020-8867.pdf" }, { "reference_url": "https://www.zerodayinitiative.com/advisories/ZDI-20-536", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-536" }, { "reference_url": "https://www.zerodayinitiative.com/advisories/ZDI-20-536/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-536/" }, { "reference_url": "https://github.com/advisories/GHSA-9q94-v7ch-mxqw", "reference_id": "GHSA-9q94-v7ch-mxqw", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-9q94-v7ch-mxqw" } ], "weaknesses": [ { "cwe_id": 367, "name": "Time-of-check Time-of-use (TOCTOU) Race Condition", "description": "The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state." }, { "cwe_id": 613, "name": "Insufficient Session Expiration", "description": "According to WASC, Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization." }, { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." } ], "exploits": [], "severity_range_score": "4.0 - 7.5", "exploitability": "0.5", "weighted_severity": "6.8", "risk_score": 3.4, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-hx7z-escx-guax" }