cve-2025-4275
Vulnerability from cvelistv5
Published
2025-06-11 00:25
Modified
2025-07-30 13:30
Severity ?
EPSS score ?
Summary
SecureFlashDxe: Incorrect UEFI variable attributes check allows usage of invalid certificate
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Insyde Software | InsydeH2O |
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2025-06-11T01:32:11.159Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "url": "https://www.kb.cert.org/vuls/id/211341" } ], "title": "CVE Program Container" }, { "metrics": [ { "other": { "content": { "id": "CVE-2025-4275", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "timestamp": "2025-06-11T13:38:13.231273Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2025-07-30T13:30:23.397Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "unknown", "platforms": [ "kernel 5.2", "kernel 5.3", "kernel 5.4", "kernel 5.5", "kernel 5.6", "kernel 5.7" ], "product": "InsydeH2O", "vendor": "Insyde Software", "versions": [ { "lessThan": "05.2A.16", "status": "affected", "version": "Kernel 5.2", "versionType": "Tag" }, { "lessThan": "05.39.16", "status": "affected", "version": "Kernel 5.3", "versionType": "Tag" }, { "lessThan": "05.47.16", "status": "affected", "version": "Kernel 5.4", "versionType": "Tag" }, { "lessThan": "05.55.16", "status": "affected", "version": "Kernel 5.5", "versionType": "Tag" }, { "lessThan": "05.62.16", "status": "affected", "version": "Kernel 5.6", "versionType": "Tag" }, { "lessThan": "05.71.16", "status": "affected", "version": "Kernel 5.7", "versionType": "Tag" } ] } ], "credits": [ { "lang": "en", "type": "reporter", "value": "Thanks to Nikolaj Schlej, independent firmware security researcher, for reporting the vulnerability and engaging in this coordinated disclosure." } ], "datePublic": "2025-06-10T00:18:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cspan style=\"background-color: rgb(235, 235, 235);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eA vulnerability in the digital signature verification process does not properly validate variable attributes which allows an attacker to bypass signature verification by creating a non-authenticated NVRAM variable. An attacker may to execute arbitrary signed UEFI code and bypass Secure Boot.\u003c/span\u003e\n\n\u003c/span\u003e" } ], "value": "A vulnerability in the digital signature verification process does not properly validate variable attributes which allows an attacker to bypass signature verification by creating a non-authenticated NVRAM variable. An attacker may to execute arbitrary signed UEFI code and bypass Secure Boot." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "description": "cwe-284: Improper Access Control", "lang": "en" } ] } ], "providerMetadata": { "dateUpdated": "2025-07-30T07:10:29.854Z", "orgId": "8338d8cb-57f7-4252-abc0-96fd13e98d21", "shortName": "Insyde" }, "references": [ { "url": "https://www.insyde.com/security-pledge/sa-2025002/" } ], "solutions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003ekernel 5.2, Version 05.2A.16\u003c/span\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003ekernel 5.3, Version 05.39.16\u003c/span\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003ekernel 5.4, Version 05.47.16\u003c/span\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003ekernel 5.5, Version 05.55.16\u003c/span\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003ekernel 5.6, Version 05.62.16\u003c/span\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003ekernel 5.7, Version 05.71.16\u003c/span\u003e\n\n\u003cbr\u003e" } ], "value": "kernel 5.2, Version 05.2A.16\nkernel 5.3, Version 05.39.16\nkernel 5.4, Version 05.47.16\nkernel 5.5, Version 05.55.16\nkernel 5.6, Version 05.62.16\nkernel 5.7, Version 05.71.16" } ], "source": { "discovery": "EXTERNAL" }, "title": "SecureFlashDxe: Incorrect UEFI variable attributes check allows usage of invalid certificate", "x_generator": { "engine": "Vulnogram 0.2.0" } } }, "cveMetadata": { "assignerOrgId": "8338d8cb-57f7-4252-abc0-96fd13e98d21", "assignerShortName": "Insyde", "cveId": "CVE-2025-4275", "datePublished": "2025-06-11T00:25:17.737Z", "dateReserved": "2025-05-05T01:59:27.834Z", "dateUpdated": "2025-07-30T13:30:23.397Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2025-4275\",\"sourceIdentifier\":\"8338d8cb-57f7-4252-abc0-96fd13e98d21\",\"published\":\"2025-06-11T01:15:20.750\",\"lastModified\":\"2025-07-30T08:15:34.240\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the digital signature verification process does not properly validate variable attributes which allows an attacker to bypass signature verification by creating a non-authenticated NVRAM variable. An attacker may to execute arbitrary signed UEFI code and bypass Secure Boot.\"},{\"lang\":\"es\",\"value\":\"Al ejecutar la utilidad proporcionada, se cambia el certificado en cualquier BIOS Insyde y luego se puede iniciar el archivo .efi adjunto.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"8338d8cb-57f7-4252-abc0-96fd13e98d21\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.1,\"impactScore\":6.0}]},\"references\":[{\"url\":\"https://www.insyde.com/security-pledge/sa-2025002/\",\"source\":\"8338d8cb-57f7-4252-abc0-96fd13e98d21\"},{\"url\":\"https://www.kb.cert.org/vuls/id/211341\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}" } }
Loading...
Loading...
- 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.