CVE-2020-27638 - Vulnerability Details - OpenCVE

receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Debian	Debian Linux
Fastd Project	Fastd
Fedoraproject	Fedora

Configuration 1 [-]

cpe:2.3:a:fastd_project:fastd:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Configuration 3 [-]

OR	cpe:2.3:o:fedoraproject:fedora:31:::::::*
	cpe:2.3:o:fedoraproject:fedora:32:::::::*
	cpe:2.3:o:fedoraproject:fedora:33:::::::*

No data.

References

Link	Providers
https://bugs.debian.org/972521
https://fastd.readthedocs.io/en/stable/releases/v21.html
https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea
https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-10-22T12:27:04

Updated: 2024-08-04T16:18:45.492Z

Reserved: 2020-10-22T00:00:00

Link: CVE-2020-27638

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-10-22T13:15:15.613

Modified: 2024-11-21T05:21:33.843

Link: CVE-2020-27638

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-11-03T02:06:28", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://fastd.readthedocs.io/en/stable/releases/v21.html"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea"}, {"tags": ["x_refsource_MISC"], "url": "https://bugs.debian.org/972521"}, {"name": "[debian-lts-announce] 20201025 [SECURITY] [DLA-2414-1] fastd security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html"}, {"name": "FEDORA-2020-495c14a23f", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/"}, {"name": "FEDORA-2020-01dc2bc62c", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/"}, {"name": "FEDORA-2020-13edfc3215", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-27638", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://fastd.readthedocs.io/en/stable/releases/v21.html", "refsource": "MISC", "url": "https://fastd.readthedocs.io/en/stable/releases/v21.html"}, {"name": "https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea", "refsource": "MISC", "url": "https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea"}, {"name": "https://bugs.debian.org/972521", "refsource": "MISC", "url": "https://bugs.debian.org/972521"}, {"name": "[debian-lts-announce] 20201025 [SECURITY] [DLA-2414-1] fastd security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html"}, {"name": "FEDORA-2020-495c14a23f", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/"}, {"name": "FEDORA-2020-01dc2bc62c", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/"}, {"name": "FEDORA-2020-13edfc3215", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T16:18:45.492Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://fastd.readthedocs.io/en/stable/releases/v21.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugs.debian.org/972521"}, {"name": "[debian-lts-announce] 20201025 [SECURITY] [DLA-2414-1] fastd security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html"}, {"name": "FEDORA-2020-495c14a23f", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/"}, {"name": "FEDORA-2020-01dc2bc62c", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/"}, {"name": "FEDORA-2020-13edfc3215", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-27638", "datePublished": "2020-10-22T12:27:04", "dateReserved": "2020-10-22T00:00:00", "dateUpdated": "2024-08-04T16:18:45.492Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:fastd_project:fastd:*:*:*:*:*:*:*:*", "matchCriteriaId": "17B42321-B3C8-436A-AD7B-65B61786EA0A", "versionEndExcluding": "21.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*", "matchCriteriaId": "80F0FA5D-8D3B-4C0E-81E2-87998286AF33", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code."}, {"lang": "es", "value": "En el archivo Receive.c en fastd versiones anteriores a v21, permite una denegaci\u00f3n de servicio (fallo de aserci\u00f3n) cuando se reciben paquetes con un c\u00f3digo de tipo no v\u00e1lido"}], "id": "CVE-2020-27638", "lastModified": "2024-11-21T05:21:33.843", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "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": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-10-22T13:15:15.613", "references": [{"source": "cve@mitre.org", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugs.debian.org/972521"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Release Notes", "Third Party Advisory"], "url": "https://fastd.readthedocs.io/en/stable/releases/v21.html"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugs.debian.org/972521"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Release Notes", "Third Party Advisory"], "url": "https://fastd.readthedocs.io/en/stable/releases/v21.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-617"}], "source": "nvd@nist.gov", "type": "Primary"}]}