{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2024-4769", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "state": "PUBLISHED", "assignerShortName": "mozilla", "dateReserved": "2024-05-10T17:37:06.045Z", "datePublished": "2024-05-14T17:21:24.318Z", "dateUpdated": "2025-02-13T17:53:40.168Z"}, "containers": {"cna": {"affected": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"lessThan": "126", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "Firefox ESR", "vendor": "Mozilla", "versions": [{"lessThan": "115.11", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "Thunderbird", "vendor": "Mozilla", "versions": [{"lessThan": "115.11", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "When importing resources using Web Workers, error messages would distinguish the difference between `application/javascript` responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "When importing resources using Web Workers, error messages would distinguish the difference between <code>application/javascript</code> responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11."}]}], "problemTypes": [{"descriptions": [{"description": "Cross-origin responses could be distinguished between script and non-script content-types", "lang": "en", "type": "text"}]}], "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1886108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2024-21/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2024-22/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2024-23/"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00010.html"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00012.html"}], "credits": [{"lang": "en", "value": "Shaheen Fazim"}], "providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2024-06-10T16:07:36.967Z"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2024-4769", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-15T15:22:42.602903Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:mozilla:thunderbird:-:*:*:*:*:*:*:*"], "vendor": "mozilla", "product": "thunderbird", "versions": [{"status": "affected", "version": "-", "lessThan": "115.11", "versionType": "custom"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:a:mozilla:firefox:-:*:*:*:*:*:*:*"], "vendor": "mozilla", "product": "firefox", "versions": [{"status": "affected", "version": "-", "lessThan": "126", "versionType": "custom"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:a:mozilla:firefox_esr:-:*:*:*:*:*:*:*"], "vendor": "mozilla", "product": "firefox_esr", "versions": [{"status": "affected", "version": "-", "lessThan": "115.11", "versionType": "custom"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-351", "description": "CWE-351 Insufficient Type Distinction"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:55:05.122Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-01T20:47:41.943Z"}, "title": "CVE Program Container", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1886108", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2024-21/", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2024-22/", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2024-23/", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00010.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00012.html", "tags": ["x_transferred"]}]}]}, "dataVersion": "5.1"}

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{"descriptions": [{"lang": "en", "value": "When importing resources using Web Workers, error messages would distinguish the difference between `application/javascript` responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11."}, {"lang": "es", "value": "Al importar recursos utilizando Web Workers, los mensajes de error distinguir\u00edan la diferencia entre respuestas `aplicaci\u00f3n/javascript` y respuestas sin script. Se podr\u00eda haber abusado de esto para aprender informaci\u00f3n de origen cruzado. Esta vulnerabilidad afecta a Firefox &lt; 126, Firefox ESR &lt; 115.11 y Thunderbird &lt; 115.11."}], "id": "CVE-2024-4769", "lastModified": "2024-11-21T09:43:34.110", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-05-14T18:15:14.297", "references": [{"source": "security@mozilla.org", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1886108"}, {"source": "security@mozilla.org", "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00010.html"}, {"source": "security@mozilla.org", "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00012.html"}, {"source": "security@mozilla.org", "url": "https://www.mozilla.org/security/advisories/mfsa2024-21/"}, {"source": "security@mozilla.org", "url": "https://www.mozilla.org/security/advisories/mfsa2024-22/"}, {"source": "security@mozilla.org", "url": "https://www.mozilla.org/security/advisories/mfsa2024-23/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1886108"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00010.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00012.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.mozilla.org/security/advisories/mfsa2024-21/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.mozilla.org/security/advisories/mfsa2024-22/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.mozilla.org/security/advisories/mfsa2024-23/"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-351"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Shaheen Fazim as the original reporter.", "affected_release": [{"advisory": "RHSA-2024:2881", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:115.11.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2913", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "thunderbird-0:115.11.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:3783", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "firefox-0:115.11.0-1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-06-10T00:00:00Z"}, {"advisory": "RHSA-2024:3784", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "thunderbird-0:115.11.0-1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-06-10T00:00:00Z"}, {"advisory": "RHSA-2024:2882", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "firefox-0:115.11.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:3338", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "thunderbird-0:115.11.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2024-05-23T00:00:00Z"}, {"advisory": "RHSA-2024:2886", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "firefox-0:115.11.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2911", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "thunderbird-0:115.11.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:2886", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "firefox-0:115.11.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2911", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "thunderbird-0:115.11.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:2886", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "firefox-0:115.11.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2911", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "thunderbird-0:115.11.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:2887", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "firefox-0:115.11.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2912", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "thunderbird-0:115.11.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:2885", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "firefox-0:115.11.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2905", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "thunderbird-0:115.11.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:2883", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "firefox-0:115.11.0-1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2888", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "thunderbird-0:115.11.0-1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2884", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "firefox-0:115.11.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2024-05-16T00:00:00Z"}, {"advisory": "RHSA-2024:2904", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "thunderbird-0:115.11.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:2903", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "thunderbird-0:115.11.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-05-20T00:00:00Z"}, {"advisory": "RHSA-2024:2906", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "firefox-0:115.11.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-05-20T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Cross-origin responses could be distinguished between script and non-script content-types", "id": "2280385", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2280385"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-829", "details": ["When importing resources using Web Workers, error messages would distinguish the difference between `application/javascript` responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.", "A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as follows: When importing resources using Web Workers, error messages would distinguish the difference between `application/javascript` responses and non-script responses. This could have been abused to learn information cross-origin."], "name": "CVE-2024-4769", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2024-05-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-4769\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-4769\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2024-22/#CVE-2024-4769\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2024-23/#CVE-2024-4769"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Moderate", "upstream_fix": "firefox 115.11, thunderbird 115.11"}