CVE-2018-16515 - Vulnerability Details - OpenCVE

Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

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
Matrix	Synapse

Configuration 1 [-]

cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/matrix-org/synapse/issues/3796#event-1833126269
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRW7YR2H3ASUSYX4AO4KMY3FNVDNYW3P/
https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2018-09-18T21:00:00

Updated: 2024-08-05T10:24:32.888Z

Reserved: 2018-09-05T00:00:00

Link: CVE-2018-16515

Vulnrichment

No data.

NVD

Status : Modified

Published: 2018-09-18T21:29:03.010

Modified: 2024-11-21T03:52:53.467

Link: CVE-2018-16515

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2018-09-05T00:00:00", "descriptions": [{"lang": "en", "value": "Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-09-18T20:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/matrix-org/synapse/issues/3796#event-1833126269"}, {"name": "FEDORA-2018-6db422c637", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRW7YR2H3ASUSYX4AO4KMY3FNVDNYW3P/"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-16515", "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": "Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/matrix-org/synapse/issues/3796#event-1833126269", "refsource": "CONFIRM", "url": "https://github.com/matrix-org/synapse/issues/3796#event-1833126269"}, {"name": "FEDORA-2018-6db422c637", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IRW7YR2H3ASUSYX4AO4KMY3FNVDNYW3P/"}, {"name": "https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/", "refsource": "CONFIRM", "url": "https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T10:24:32.888Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/matrix-org/synapse/issues/3796#event-1833126269"}, {"name": "FEDORA-2018-6db422c637", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRW7YR2H3ASUSYX4AO4KMY3FNVDNYW3P/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-16515", "datePublished": "2018-09-18T21:00:00", "dateReserved": "2018-09-05T00:00:00", "dateUpdated": "2024-08-05T10:24:32.888Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*", "matchCriteriaId": "A62D8475-7B89-48A5-AF44-CB1958CB185B", "versionEndExcluding": "0.33.3.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation."}, {"lang": "es", "value": "Matrix Synapse en versiones anteriores a la 0.33.3.1 permite que atacantes remotos suplanten eventos y provoquen otro tipo de impacto sin especificar aprovechando la validaci\u00f3n incorrecta de firmas de transacciones y eventos."}], "id": "CVE-2018-16515", "lastModified": "2024-11-21T03:52:53.467", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-09-18T21:29:03.010", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/matrix-org/synapse/issues/3796#event-1833126269"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRW7YR2H3ASUSYX4AO4KMY3FNVDNYW3P/"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/matrix-org/synapse/issues/3796#event-1833126269"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRW7YR2H3ASUSYX4AO4KMY3FNVDNYW3P/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-347"}], "source": "nvd@nist.gov", "type": "Primary"}]}