cve-2023-45129
Vulnerability from cvelistv5
Published
2023-10-10 17:17
Modified
2024-08-02 20:14
Severity ?
EPSS score ?
Summary
matrix-synapse vulnerable to denial of service due to malicious server ACL events
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
▼ | matrix-org | synapse |
Version: < 1.94.0 |
|
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Prior to version 1.94.0, a malicious server ACL event can impact performance temporarily or permanently leading to a persistent denial of service. Homeservers running on a closed federation (which presumably do not need to use server ACLs) are not affected. Server administrators are advised to upgrade to Synapse 1.94.0 or later. As a workaround, rooms with malicious server ACL events can be purged and blocked using the admin API." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 4.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-770", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2023-10-10T17:17:11.146Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "name": "https://github.com/matrix-org/synapse/security/advisories/GHSA-5chr-wjw5-3gq4", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/matrix-org/synapse/security/advisories/GHSA-5chr-wjw5-3gq4" }, { "name": "https://github.com/matrix-org/synapse/pull/16360", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/matrix-org/synapse/pull/16360" }, { "name": "https://matrix-org.github.io/synapse/latest/admin_api/rooms.html#version-2-new-version", "tags": [ "x_refsource_MISC" ], "url": "https://matrix-org.github.io/synapse/latest/admin_api/rooms.html#version-2-new-version" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WRO4MPQ6HOXIUZM6RJP6VTCTMV7RD2T3/" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KEVRB4MG5UXQ5RLZHSUJXM5GWEBYYS5B/" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N6P4QULVUE254WI7XF2LWWOGHCYVFXFY/" }, { "url": "https://security.gentoo.org/glsa/202401-12" } ], "source": { "advisory": "GHSA-5chr-wjw5-3gq4", "discovery": "UNKNOWN" }, "title": "matrix-synapse vulnerable to denial of service due to malicious server ACL events" } }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2023-45129", "datePublished": "2023-10-10T17:17:11.146Z", "dateReserved": "2023-10-04T16:02:46.328Z", "dateUpdated": "2024-08-02T20:14:19.828Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-45129\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2023-10-10T18:15:19.093\",\"lastModified\":\"2024-01-07T11:15:13.270\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. 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Se recomienda a los administradores del servidor que actualicen a Synapse 1.94.0 o posterior. 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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.