CVE-2021-4138

{"containers": {"cna": {"affected": [{"product": "geckodriver", "vendor": "Mozilla", "versions": [{"lessThan": "0.30.0", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Improved Host header checks to reject requests not sent to a well-known local hostname or IP, or the server-specified hostname."}], "problemTypes": [{"descriptions": [{"description": "Fixed a DNS rebinding issues by enforcing a stricter Host header check.", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-05-02T22:08:07.000Z", "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/mozilla/geckodriver/releases/tag/v0.30.0"}, {"tags": ["x_refsource_MISC"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1652612"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@mozilla.org", "ID": "CVE-2021-4138", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "geckodriver", "version": {"version_data": [{"version_affected": "<", "version_value": "0.30.0"}]}}]}, "vendor_name": "Mozilla"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Improved Host header checks to reject requests not sent to a well-known local hostname or IP, or the server-specified hostname."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Fixed a DNS rebinding issues by enforcing a stricter Host header check."}]}]}, "references": {"reference_data": [{"name": "https://github.com/mozilla/geckodriver/releases/tag/v0.30.0", "refsource": "MISC", "url": "https://github.com/mozilla/geckodriver/releases/tag/v0.30.0"}, {"name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1652612", "refsource": "MISC", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1652612"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:16:04.258Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/mozilla/geckodriver/releases/tag/v0.30.0"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1652612"}]}]}, "cveMetadata": {"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "assignerShortName": "mozilla", "cveId": "CVE-2021-4138", "datePublished": "2022-05-02T22:08:07.000Z", "dateReserved": "2021-12-20T00:00:00.000Z", "dateUpdated": "2024-08-03T17:16:04.258Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "geckodriver", "vendor": "Mozilla", "versions": [{"lessThan": "0.30.0", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@mozilla.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:geckodriver:*:*:*:*:*:*:*:*", "matchCriteriaId": "8E9B20BF-CD6B-4441-933B-67E7A7E52641", "versionEndExcluding": "0.30.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improved Host header checks to reject requests not sent to a well-known local hostname or IP, or the server-specified hostname."}, {"lang": "es", "value": "Se han mejorado las comprobaciones del encabezado de Host para rechazar las peticiones que no son enviadas a un nombre de host o IP local conocido, o al nombre de host especificado por el servidor"}], "id": "CVE-2021-4138", "lastModified": "2026-06-17T04:19:06.103", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/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": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-05-02T23:15:08.057", "references": [{"source": "security@mozilla.org", "tags": ["Issue Tracking", "Permissions Required", "Third Party Advisory"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1652612"}, {"source": "security@mozilla.org", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/mozilla/geckodriver/releases/tag/v0.30.0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Permissions Required", "Third Party Advisory"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1652612"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/mozilla/geckodriver/releases/tag/v0.30.0"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "geckodriver: DNS rebinding vulnerability", "id": "2053141", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2053141"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "status": "draft"}, "cwe": "CWE-20", "details": ["Improved Host header checks to reject requests not sent to a well-known local hostname or IP, or the server-specified hostname."], "name": "CVE-2021-4138", "package_state": [{"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Not affected", "package_name": "geckodriver", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}], "public_date": "2021-09-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-4138\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-4138"], "threat_severity": "Moderate"}

{}