{ "containers": { "cna": { "affected": [ { "product": "Eclipse Mosquitto", "vendor": "The Eclipse Foundation", "versions": [ { "lessThan": "unspecified", "status": "affected", "version": "1.0", "versionType": "custom" }, { "lessThanOrEqual": "1.5.5", "status": "affected", "version": "unspecified", "versionType": "custom" } ] } ], "descriptions": [ { "lang": "en", "value": "When Eclipse Mosquitto version 1.0 to 1.5.5 (inclusive) is configured to use a password file for authentication, any malformed data in the password file will be treated as valid. This typically means that the malformed data becomes a username and no password. If this occurs, clients can circumvent authentication and get access to the broker by using the malformed username. In particular, a blank line will be treated as a valid empty username. Other security measures are unaffected. Users who have only used the mosquitto_passwd utility to create and modify their password files are unaffected by this vulnerability." } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-703", "description": "CWE-703: Improper Check or Handling of Exceptional Conditions", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2019-10-26T23:06:13.000Z", "orgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "shortName": "eclipse" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=543401" }, { "name": "[debian-lts-announce] 20191026 [SECURITY] [DLA 1972-1] mosquitto security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security@eclipse.org", "ID": "CVE-2018-12551", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Eclipse Mosquitto", "version": { "version_data": [ { "version_affected": ">=", "version_value": "1.0" }, { "version_affected": "<=", "version_value": "1.5.5" } ] } } ] }, "vendor_name": "The Eclipse Foundation" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "When Eclipse Mosquitto version 1.0 to 1.5.5 (inclusive) is configured to use a password file for authentication, any malformed data in the password file will be treated as valid. This typically means that the malformed data becomes a username and no password. If this occurs, clients can circumvent authentication and get access to the broker by using the malformed username. In particular, a blank line will be treated as a valid empty username. Other security measures are unaffected. Users who have only used the mosquitto_passwd utility to create and modify their password files are unaffected by this vulnerability." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-703: Improper Check or Handling of Exceptional Conditions" } ] } ] }, "references": { "reference_data": [ { "name": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=543401", "refsource": "CONFIRM", "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=543401" }, { "name": "[debian-lts-announce] 20191026 [SECURITY] [DLA 1972-1] mosquitto security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T08:38:06.296Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=543401" }, { "name": "[debian-lts-announce] 20191026 [SECURITY] [DLA 1972-1] mosquitto security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html" } ] } ] }, "cveMetadata": { "assignerOrgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "assignerShortName": "eclipse", "cveId": "CVE-2018-12551", "datePublished": "2019-03-27T17:26:20.000Z", "dateReserved": "2018-06-18T00:00:00.000Z", "dateUpdated": "2024-08-05T08:38:06.296Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }