{"Id":"741677e9-20d5-40e5-9cd2-3bf2beb76322","Tags":["dpmemio.sys"],"Verified":"TRUE","Author":"Michael Haag","Created":"2026-04-06","MitreID":"T1068","Category":"vulnerable driver","Commands":{"Command":"sc.exe create dpMemIO binPath=C:\\windows\\temp\\dpmemio.sys type=kernel && sc.exe start dpMemIO","Description":"ET&T Technology Co., Ltd. dpmemio.sys (ClevoECView) is a 12KB driver with only 9 imports that provides completely unrestricted arbitrary physical memory read/write and I/O port access with no authentication, no ACL, no address validation, and no size validation. MmUnmapIoSpace is not even imported, meaning every MmMapIoSpace call permanently leaks a system PTE mapping. An additional bug exists where MOVSXD sign-extension on a 32-bit UserBufferPtr provides a write-to-kernel-VA primitive. IOCTLs exposed via \\\\.\\dpMemIO include 0xC80A2420 (arbitrary physical memory READ via MmMapIoSpace), 0xC80A2424 (arbitrary physical memory WRITE via MmMapIoSpace), 0xC80A2410/0xC80A2414 (I/O port read/write byte), 0xC80A2418/0xC80A241C (I/O port read/write variable size), and 0xC80A2428 (version/ping). VeriSign signed with a revoked certificate.","OperatingSystem":"Windows 10","Privileges":"kernel","Usecase":"Elevate privileges"},"Resources":["https://github.com/magicsword-io/LOLDrivers/issues/288","https://www.virustotal.com/gui/file/7cf6881e43337c288b1883fafb234146a450ff94388aee395e05e36202c5afbb","https://www.virustotal.com/gui/file/cd631c54fe1375e4bdd2f63b58bd106066eeee267fc77b3161ceb023ab5fddda"],"Detection":[],"Acknowledgement":{"Person":"weezerOSINT","Handle":"@weezerOSINT"},"KnownVulnerableSamples":[{"Filename":"dpmemio.sys","MD5":"1176d570c2c1af00f92feef45cea1614","SHA1":"6f6c0176e75b2aea004c54a963fc4cee0f67bc2e","SHA256":"7cf6881e43337c288b1883fafb234146a450ff94388aee395e05e36202c5afbb","Signature":["ET&T Technology Co.,Ltd.","VeriSign Class 3 Code Signing 2004 CA","VeriSign Class 3 Public Primary Certification Authority"],"Date":"2007-02-06 00:00:00","Publisher":"ET&T Technology Co.,Ltd.","Company":"","Description":"Direct Physical Memory and Port access driver","Product":"Direct Physical Memory and Port access driver","ProductVersion":"1.0.0.2","FileVersion":"1.0.0.2 built by: WinDDK","MachineType":"AMD64","OriginalFilename":"dpmemio.sys","InternalName":"dpmemio.sys","Copyright":"Copyright (C) 2007","Authentihash":{"MD5":"0def4c412000a7bef2a2cafd00f50126","SHA1":"46be73d4bca95080185b99576671b51de9edc847","SHA256":"9dd70d3c1262b36468cb79ad26580a9d8b90e557d148ea36034b9c1195af6815"},"RichPEHeaderHash":{"MD5":"9f434cf4ef4cf02a1c04edd1db2f1b54","SHA1":"a5e1939b262f610f3428ee71eaa4e6d3bddda4b3","SHA256":"7ddcfd965cd2cc3065b0b333db796e294a4e63fcdbb29a2cde54de053952e274"},"Imports":["ntoskrnl.exe"],"ImportedFunctions":["IofCompleteRequest","RtlCopyMemory","MmMapIoSpace","IoDeleteDevice","IoDeleteSymbolicLink","RtlInitUnicodeString","IoCreateSymbolicLink","IoCreateDevice","KeBugCheckEx"],"ExportedFunctions":"","Sections":{".text":{"Entropy":5.683074969649848,"Virtual Size":"0x5a0"},".rdata":{"Entropy":4.459666418054192,"Virtual Size":"0x104"},".data":{"Entropy":0.5159719988134768,"Virtual Size":"0x110"},".pdata":{"Entropy":3.013859507960547,"Virtual Size":"0x48"},"INIT":{"Entropy":4.762583985622146,"Virtual Size":"0x1a8"},".rsrc":{"Entropy":3.298760214214868,"Virtual Size":"0x3a8"}},"Signatures":[{"CertificatesInfo":"","SignerInfo":"","Certificates":[{"Subject":"C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services CA","ValidFrom":"2003-12-04 00:00:00","ValidTo":"2013-12-03 23:59:59","Signature":"4a6bf9ea58c2441c318979992b96bf82ac01d61c4ccdb08a586edf0829a35ec8ca9313e704520def47272f0038b0e4c9934e9ad4226215f73f37214f703180f18b3887b3e8e89700fecf55964e24d2a9274e7aaeb76141f32acee7c9d95eddbb2b853eb59db5d9e157ffbeb4c57ef5cf0c9ef097fe2bd33b521b1b3827f73f4a","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"47bf1995df8d524643f7db6d480d31a4","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"518d2ea8a21e879c942d504824ac211c","SHA1":"21ce87d827077e61abddf2beba69fde5432ea031","SHA256":"1ec3b4f02e03930a470020e0e48d24b84678bb558f46182888d870541f5e25c7","SHA384":"53e346bbde23779a5d116cc9d86fdd71c97b1f1b343439f8a11aa1d3c87af63864bb8488a5aeb2d0c26a6a1e0b15f03f"}},{"Subject":"C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services Signer","ValidFrom":"2003-12-04 00:00:00","ValidTo":"2008-12-03 23:59:59","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":false,"SerialNumber":"0de92bf0d4d82988183205095e9a7688","Version":3,"CertificateType":"Intermediate","IsCodeSigning":false,"IsCA":false,"TBS":{"MD5":"45c204b8a20f6abb0188d2d38a3fb0c9","SHA1":"cdf3a3c5c2eda4c29621f30fd3154f9f8c765739","SHA256":"e32839dddc0f4ed2474efaf37f59d46db400c700fd19533cb0895a111124bc77","SHA384":"ee9c75832cb252218b3201619852209df490d2ef7a5f7a28afdb37f1c1dd56f4604898838e558f615b1c798d4a488223"}},{"Subject":"C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)04, CN=VeriSign Class 3 Code Signing 2004 CA","ValidFrom":"2004-07-16 00:00:00","ValidTo":"2014-07-15 23:59:59","Signature":"ae3a17b84a7b55fa6455ec40a4ed494190999c89bcaf2e1dca7823f91c190f7feb68bc32d98838dedc3fd389b43fb18296f1a45abaed2e26d3de7c016e000a00a4069211480940f91c1879672324e0bbd5e150ae1bf50edde02e81cd80a36c524f9175558aba22f2d2ea4175882f63557d1e545a9559cad93481c05f5ef67ab5","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"4191a15a3978dfcf496566381d4c75c2","Version":3,"CertificateType":"CA","IsCodeSigning":true,"IsCA":true,"TBS":{"MD5":"41011f8d0e7c7a6408334ca387914c61","SHA1":"c7fc1727f5b75a6421a1f95c73bbdb23580c48e5","SHA256":"88dd3952638ee82738c03168e6fd863fe4eab1059ee5e2926ad8cb587c255dc0","SHA384":"a00aa5ed457c41e37967882644d63366bae014f03a986576d8514164d7027acf7d0b5e03d764db2558f60db148954459"}},{"Subject":"C=TW, ST=Taiwan, L=Taipei, O=ET&T Technology Co.,Ltd., OU=Digital ID Class 3 , Microsoft Software Validation v2, OU=R&D, CN=ET&T Technology Co.,Ltd.","ValidFrom":"2007-02-06 00:00:00","ValidTo":"2008-02-06 23:59:59","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":false,"SerialNumber":"7817f8d95c5c37dd0a668e5aa1ba5743","Version":3,"CertificateType":"Leaf (Code Signing)","IsCodeSigning":true,"IsCA":false,"TBS":{"MD5":"47adac8510894e82c819d424e46f64bb","SHA1":"fa98632eaca04b46b42ac3436570ffbd63607889","SHA256":"c66eec79e3b771ad59d4a2498254282bd2f8ee5f61abc5bb66aa9fc6d3f5defc","SHA384":"03e7ec2bf67423c2398ddeac6e166c6f5cebf3b07d4b5953ed11674415cc0ffa2715b8d57b78e3e25fcb7dc73704851b"}},{"Subject":"C=US, O=VeriSign, Inc., OU=Class 3 Public Primary Certification Authority","ValidFrom":"2006-05-23 17:01:29","ValidTo":"2016-05-23 17:11:29","Signature":"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","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"610c120600000000001b","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"53c41bc1164e09e0cd1617a5bf913efd","SHA1":"93c03aac8951d494ecd5696b1c08658541b18727","SHA256":"40bddadac24dc61ca4fb5cab2a2bc5d876bc36808311039a7a3e1a4066f7489b","SHA384":"f51d4e75ba638f7314cd59b8d6d45f3b34d35ce6986e9d205cd6f333e8e8d8e9c91f636e6bc84731b6661673f40963d8"}}],"Signer":[{"SerialNumber":"7817f8d95c5c37dd0a668e5aa1ba5743","Issuer":"C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)04, CN=VeriSign Class 3 Code Signing 2004 CA","Version":1}]}],"Imphash":"7e7d5450f92a9c3098e242578b505e7d","LoadsDespiteHVCI":"FALSE","MagicHeader":"50 45 0 0","CreationTimestamp":"2007-06-06 09:54:21"},{"Filename":"dpmemio.sys","MD5":"81317f20d85addb0407e5f5c15095a53","SHA1":"7bb3b01e5cdc6b5b98d75f64667d29e2c151f8cc","SHA256":"cd631c54fe1375e4bdd2f63b58bd106066eeee267fc77b3161ceb023ab5fddda","Signature":["ET&T Technology Co.,Ltd.","VeriSign Class 3 Code Signing 2004 CA","VeriSign Class 3 Public Primary Certification Authority"],"Date":"2007-02-06 00:00:00","Publisher":"ET&T Technology Co.,Ltd.","Company":"Windows (R) Codename Longhorn DDK provider","Description":"Direct Physical Memory and Port access driver","Product":"Windows (R) Codename Longhorn DDK driver","ProductVersion":"6.0.6000.16386","FileVersion":"6.0.6000.16386 built by: WinDDK","MachineType":"I386","OriginalFilename":"dpmemio.sys","InternalName":"dpmemio.sys","Copyright":"© Microsoft Corporation. All rights reserved.","Authentihash":{"MD5":"2798e1bb95ee53e08c1088fbec65f35a","SHA1":"bb6e9bc2437bee2d30f739beb054750cd6ca24cc","SHA256":"c25c71ca670d6d27ced406b8cba8aa92a4b96898ec1506f59f4fef09c1f3bb11"},"RichPEHeaderHash":{"MD5":"7a98db6636f7aef4106502e95d88556f","SHA1":"acc2d551ac5a88713e421e45306f1a1b05067d3d","SHA256":"489ab5bcde963db4f2f820a17d16b7b1cdde7d3ebaaa9fc31ac68c9cfbc56399"},"Imports":["ntoskrnl.exe","HAL.dll"],"ImportedFunctions":["IoCreateDevice","IoCreateSymbolicLink","KeBugCheckEx","RtlInitUnicodeString","IoDeleteSymbolicLink","IoDeleteDevice","memcpy","MmMapIoSpace","KeTickCount","IofCompleteRequest","WRITE_PORT_USHORT","READ_PORT_ULONG","READ_PORT_USHORT","READ_PORT_UCHAR","WRITE_PORT_UCHAR","WRITE_PORT_ULONG"],"ExportedFunctions":"","Sections":{".text":{"Entropy":5.92,"Virtual Size":"0x412"},".rdata":{"Entropy":4.52,"Virtual Size":"0xc0"},".data":{"Entropy":3,"Virtual Size":"0x8"},"INIT":{"Entropy":5.25,"Virtual Size":"0x210"},".rsrc":{"Entropy":3.41,"Virtual Size":"0x448"},".reloc":{"Entropy":3.9,"Virtual Size":"0x7c"}},"Signatures":[{"CertificatesInfo":"","SignerInfo":"","Certificates":[{"Subject":"C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services CA","ValidFrom":"2003-12-04 00:00:00","ValidTo":"2013-12-03 23:59:59","Signature":"","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"47bf1995df8d524643f7db6d480d31a4","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"518d2ea8a21e879c942d504824ac211c","SHA1":"21ce87d827077e61abddf2beba69fde5432ea031","SHA256":"1ec3b4f02e03930a470020e0e48d24b84678bb558f46182888d870541f5e25c7","SHA384":"53e346bbde23779a5d116cc9d86fdd71c97b1f1b343439f8a11aa1d3c87af63864bb8488a5aeb2d0c26a6a1e0b15f03f"}},{"Subject":"C=US, O=VeriSign, Inc., CN=VeriSign Time Stamping Services Signer","ValidFrom":"2003-12-04 00:00:00","ValidTo":"2008-12-03 23:59:59","Signature":"","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":false,"SerialNumber":"0de92bf0d4d82988183205095e9a7688","Version":3,"CertificateType":"Intermediate","IsCodeSigning":false,"IsCA":false,"TBS":{"MD5":"45c204b8a20f6abb0188d2d38a3fb0c9","SHA1":"cdf3a3c5c2eda4c29621f30fd3154f9f8c765739","SHA256":"e32839dddc0f4ed2474efaf37f59d46db400c700fd19533cb0895a111124bc77","SHA384":"ee9c75832cb252218b3201619852209df490d2ef7a5f7a28afdb37f1c1dd56f4604898838e558f615b1c798d4a488223"}},{"Subject":"C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)04, CN=VeriSign Class 3 Code Signing 2004 CA","ValidFrom":"2004-07-16 00:00:00","ValidTo":"2014-07-15 23:59:59","Signature":"","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"4191a15a3978dfcf496566381d4c75c2","Version":3,"CertificateType":"CA","IsCodeSigning":true,"IsCA":true,"TBS":{"MD5":"41011f8d0e7c7a6408334ca387914c61","SHA1":"c7fc1727f5b75a6421a1f95c73bbdb23580c48e5","SHA256":"88dd3952638ee82738c03168e6fd863fe4eab1059ee5e2926ad8cb587c255dc0","SHA384":"a00aa5ed457c41e37967882644d63366bae014f03a986576d8514164d7027acf7d0b5e03d764db2558f60db148954459"}},{"Subject":"C=TW, ST=Taiwan, L=Taipei, O=ET&T Technology Co.,Ltd., OU=Digital ID Class 3 , Microsoft Software Validation v2, OU=R&D, CN=ET&T Technology Co.,Ltd.","ValidFrom":"2007-02-06 00:00:00","ValidTo":"2008-02-06 23:59:59","Signature":"","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":false,"SerialNumber":"7817f8d95c5c37dd0a668e5aa1ba5743","Version":3,"CertificateType":"Leaf (Code Signing)","IsCodeSigning":true,"IsCA":false,"TBS":{"MD5":"47adac8510894e82c819d424e46f64bb","SHA1":"fa98632eaca04b46b42ac3436570ffbd63607889","SHA256":"c66eec79e3b771ad59d4a2498254282bd2f8ee5f61abc5bb66aa9fc6d3f5defc","SHA384":"03e7ec2bf67423c2398ddeac6e166c6f5cebf3b07d4b5953ed11674415cc0ffa2715b8d57b78e3e25fcb7dc73704851b"}},{"Subject":"C=US, O=VeriSign, Inc., OU=Class 3 Public Primary Certification Authority","ValidFrom":"2006-05-23 17:01:29","ValidTo":"2016-05-23 17:11:29","Signature":"","SignatureAlgorithmOID":"1.2.840.113549.1.1.5","IsCertificateAuthority":true,"SerialNumber":"610c120600000000001b","Version":3,"CertificateType":"CA","IsCodeSigning":false,"IsCA":true,"TBS":{"MD5":"53c41bc1164e09e0cd1617a5bf913efd","SHA1":"93c03aac8951d494ecd5696b1c08658541b18727","SHA256":"40bddadac24dc61ca4fb5cab2a2bc5d876bc36808311039a7a3e1a4066f7489b","SHA384":"f51d4e75ba638f7314cd59b8d6d45f3b34d35ce6986e9d205cd6f333e8e8d8e9c91f636e6bc84731b6661673f40963d8"}}],"Signer":[{"SerialNumber":"7817f8d95c5c37dd0a668e5aa1ba5743","Issuer":"C=US, O=VeriSign, Inc., OU=VeriSign Trust Network, OU=Terms of use at https://www.verisign.com/rpa (c)04, CN=VeriSign Class 3 Code Signing 2004 CA","Version":1}]}],"Imphash":"81283a76d19861eaf5f1837a53452762","LoadsDespiteHVCI":"FALSE"}]}