{"containers": {"cna": {"affected": [{"product": "Atlassian Connect Spring Boot (ACSB)", "vendor": "Atlassian", "versions": [{"lessThan": "unspecified", "status": "affected", "version": "1.1.0", "versionType": "custom"}, {"lessThan": "2.1.3", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "unspecified", "status": "affected", "version": "2.1.4", "versionType": "custom"}, {"lessThan": "2.1.5", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "datePublic": "2021-05-07T00:00:00", "descriptions": [{"lang": "en", "value": "Broken Authentication in Atlassian Connect Spring Boot (ACSB) in version 1.1.0 before 2.1.3 and from version 2.1.4 before 2.1.5: Atlassian Connect Spring Boot is a Java Spring Boot package for building Atlassian Connect apps. Authentication between Atlassian products and the Atlassian Connect Spring Boot app occurs with a server-to-server JWT or a context JWT. Atlassian Connect Spring Boot versions 1.1.0 before 2.1.3 and versions 2.1.4 before 2.1.5 erroneously accept context JWTs in lifecycle endpoints (such as installation) where only server-to-server JWTs should be accepted, permitting an attacker to send authenticated re-installation events to an app."}], "problemTypes": [{"descriptions": [{"description": "Broken Authentication", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-05-09T23:55:09", "orgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66", "shortName": "atlassian"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://community.developer.atlassian.com/t/action-required-atlassian-connect-vulnerability-allows-bypass-of-app-qsh-verification-via-context-jwts/47072"}, {"tags": ["x_refsource_MISC"], "url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1063555147"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@atlassian.com", "DATE_PUBLIC": "2021-05-07T12:00:00", "ID": "CVE-2021-26077", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Atlassian Connect Spring Boot (ACSB)", "version": {"version_data": [{"version_affected": ">=", "version_value": "1.1.0"}, {"version_affected": "<", "version_value": "2.1.3"}, {"version_affected": ">=", "version_value": "2.1.4"}, {"version_affected": "<", "version_value": "2.1.5"}]}}]}, "vendor_name": "Atlassian"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Broken Authentication in Atlassian Connect Spring Boot (ACSB) in version 1.1.0 before 2.1.3 and from version 2.1.4 before 2.1.5: Atlassian Connect Spring Boot is a Java Spring Boot package for building Atlassian Connect apps. Authentication between Atlassian products and the Atlassian Connect Spring Boot app occurs with a server-to-server JWT or a context JWT. Atlassian Connect Spring Boot versions 1.1.0 before 2.1.3 and versions 2.1.4 before 2.1.5 erroneously accept context JWTs in lifecycle endpoints (such as installation) where only server-to-server JWTs should be accepted, permitting an attacker to send authenticated re-installation events to an app."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Broken Authentication"}]}]}, "references": {"reference_data": [{"name": "https://community.developer.atlassian.com/t/action-required-atlassian-connect-vulnerability-allows-bypass-of-app-qsh-verification-via-context-jwts/47072", "refsource": "MISC", "url": "https://community.developer.atlassian.com/t/action-required-atlassian-connect-vulnerability-allows-bypass-of-app-qsh-verification-via-context-jwts/47072"}, {"name": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1063555147", "refsource": "MISC", "url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1063555147"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:19:19.375Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://community.developer.atlassian.com/t/action-required-atlassian-connect-vulnerability-allows-bypass-of-app-qsh-verification-via-context-jwts/47072"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1063555147"}]}]}, "cveMetadata": {"assignerOrgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66", "assignerShortName": "atlassian", "cveId": "CVE-2021-26077", "datePublished": "2021-05-09T23:55:09.616288Z", "dateReserved": "2021-01-25T00:00:00", "dateUpdated": "2024-09-17T01:10:52.452Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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