CVE-2023-32214

Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service. *Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1828716	Permissions Required
https://security.gentoo.org/glsa/202312-03
https://security.gentoo.org/glsa/202401-10
https://www.mozilla.org/security/advisories/mfsa2023-16/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-17/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-18/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1828716	Permissions Required
https://security.gentoo.org/glsa/202312-03
https://security.gentoo.org/glsa/202401-10
https://www.mozilla.org/security/advisories/mfsa2023-16/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-17/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-18/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

23 Oct 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Los controladores de protocolo 'ms-cxh' y 'ms-cxh-full' podrían haberse aprovechado para desencadenar una denegación de servicio. Nota: Este ataque solo afecta a Windows. Otros sistemas operativos no se ven afectados. Esta vulnerabilidad afecta a Firefox < 113, Firefox ESR anterior a 102.11 y Thunderbird anterior a 102.11.

Information

Published : 2023-06-19 10:15

Updated : 2026-10-23 23:10

NVD link : CVE-2023-32214

Mitre link : CVE-2023-32214

CVE.ORG link : CVE-2023-32214

JSON object : View

Products Affected

mozilla

firefox
firefox_esr
thunderbird

microsoft

windows

CWE

NVD-CWE-noinfo

{"id": "CVE-2023-32214", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security@mozilla.org", "affectedData": [{"vendor": "Mozilla", "product": "Firefox", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "113", "versionType": "custom"}]}, {"vendor": "Mozilla", "product": "Firefox ESR", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "102.11", "versionType": "custom"}]}, {"vendor": "Mozilla", "product": "Thunderbird", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "102.11", "versionType": "custom"}]}]}], "published": "2023-06-19T10:15:09.613", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1828716", "tags": ["Permissions Required"], "source": "security@mozilla.org"}, {"url": "https://security.gentoo.org/glsa/202312-03", "source": "security@mozilla.org"}, {"url": "https://security.gentoo.org/glsa/202401-10", "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-16/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-17/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-18/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1828716", "tags": ["Permissions Required"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202312-03", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202401-10", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-16/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-17/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-18/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service.\n*Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11."}, {"lang": "es", "value": "Los controladores de protocolo 'ms-cxh' y 'ms-cxh-full' podr\u00edan haberse aprovechado para desencadenar una denegaci\u00f3n de servicio.\nNota: Este ataque solo afecta a Windows. Otros sistemas operativos no se ven afectados. Esta vulnerabilidad afecta a Firefox < 113, Firefox ESR anterior a 102.11 y Thunderbird anterior a 102.11."}], "lastModified": "2026-10-23T23:10:00.157", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D953B9B0-5231-4517-BCDC-2120FBE1B9F4", "versionEndExcluding": "113.0"}, {"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6487CCA9-C946-4313-A93A-350828389D8F", "versionEndExcluding": "102.11"}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8AD4D2C8-87C4-4E70-8499-2C6E3892DFC0", "versionEndExcluding": "102.11"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security@mozilla.org"}