cve-2025-21221
Vulnerability from cvelistv5
Published
2025-04-08 17:23
Modified
2025-04-29 22:55
Severity ?
EPSS score ?
Summary
Windows Telephony Service Remote Code Execution Vulnerability
References
Impacted products
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"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-122", "description": "CWE-122: Heap-based Buffer Overflow", "lang": "en-US", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2025-04-29T22:55:12.667Z", "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft" }, "references": [ { "name": "Windows Telephony Service Remote Code Execution Vulnerability", "tags": [ "vendor-advisory" ], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21221" } ], "title": "Windows Telephony Service Remote Code Execution Vulnerability" } }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2025-21221", "datePublished": "2025-04-08T17:23:39.315Z", "dateReserved": "2024-12-10T23:54:12.918Z", "dateUpdated": "2025-04-29T22:55:12.667Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2025-21221\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2025-04-08T18:15:45.673\",\"lastModified\":\"2025-04-09T20:03:01.577\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.\"},{\"lang\":\"es\",\"value\":\"El desbordamiento del b\u00fafer basado en mont\u00f3n en el Servicio de telefon\u00eda de Windows permite que un atacante no autorizado ejecute c\u00f3digo a trav\u00e9s de una red.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":8.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-122\"}]}],\"references\":[{\"url\":\"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21221\",\"source\":\"secure@microsoft.com\"}]}}" } }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.