CVE-2021-31866

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Redmine before 4.0.9 and 4.1.x before 4.1.3 allows an attacker to learn the values of internal authentication keys by observing timing differences in string comparison operations within SysController and MailHandlerController."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-05-13T10:06:14.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories"}, {"tags": ["x_refsource_MISC"], "url": "https://www.redmine.org/news/131"}, {"name": "[debian-lts-announce] 20210513 [SECURITY] [DLA 2658-1] redmine security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-31866", "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": "Redmine before 4.0.9 and 4.1.x before 4.1.3 allows an attacker to learn the values of internal authentication keys by observing timing differences in string comparison operations within SysController and MailHandlerController."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories", "refsource": "MISC", "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories"}, {"name": "https://www.redmine.org/news/131", "refsource": "MISC", "url": "https://www.redmine.org/news/131"}, {"name": "[debian-lts-announce] 20210513 [SECURITY] [DLA 2658-1] redmine security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:10:30.823Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.redmine.org/news/131"}, {"name": "[debian-lts-announce] 20210513 [SECURITY] [DLA 2658-1] redmine security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-31866", "datePublished": "2021-04-28T06:16:31.000Z", "dateReserved": "2021-04-28T00:00:00.000Z", "dateUpdated": "2024-08-03T23:10:30.823Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*", "matchCriteriaId": "9945EED3-D23D-4055-9A7D-0FF5956B838E", "versionEndExcluding": "4.0.9", "vulnerable": true}, {"criteria": "cpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*", "matchCriteriaId": "80ACD361-2874-4B70-88F1-3999025D6192", "versionEndExcluding": "4.1.3", "versionStartIncluding": "4.1.0", "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"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Redmine before 4.0.9 and 4.1.x before 4.1.3 allows an attacker to learn the values of internal authentication keys by observing timing differences in string comparison operations within SysController and MailHandlerController."}, {"lang": "es", "value": "Redmine versiones anteriores a 4.0.9 y versiones 4.1.x anteriores a 4.1.3, permite a un atacante aprender los valores de las claves de autenticaci\u00f3n internas al observar las diferencias de tiempo en las operaciones de comparaci\u00f3n de cadenas dentro de las funciones SysController y MailHandlerController"}], "id": "CVE-2021-31866", "lastModified": "2026-06-17T03:52:22.387", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "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": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-28T07:15:07.663", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.redmine.org/news/131"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.redmine.org/news/131"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-203"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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