167 lines
7.0 KiB
JSON
167 lines
7.0 KiB
JSON
{
|
|
"dataType": "CVE_RECORD",
|
|
"dataVersion": "5.2",
|
|
"cveMetadata": {
|
|
"cveId": "CVE-2026-16141",
|
|
"assignerOrgId": "44488dab-36db-4358-99f9-bc116477f914",
|
|
"state": "PUBLISHED",
|
|
"assignerShortName": "runZero",
|
|
"dateReserved": "2026-07-17T17:17:25.183Z",
|
|
"datePublished": "2026-09-15T13:57:28.846Z",
|
|
"dateUpdated": "2026-09-15T14:59:11.232Z"
|
|
},
|
|
"containers": {
|
|
"cna": {
|
|
"providerMetadata": {
|
|
"orgId": "44488dab-36db-4358-99f9-bc116477f914",
|
|
"shortName": "runZero",
|
|
"dateUpdated": "2026-09-15T14:00:45.819Z"
|
|
},
|
|
"title": "OpenBMC IPMI Authentication Bypass via Default userKey and Stale Challenge Value",
|
|
"datePublic": "2026-09-15T14:00:00.000Z",
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"cweId": "CWE-798",
|
|
"description": "CWE-798 Use of Hard-coded Credentials",
|
|
"type": "CWE"
|
|
},
|
|
{
|
|
"lang": "en",
|
|
"cweId": "CWE-457",
|
|
"description": "CWE-457 Use of Uninitialized Variable",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"affected": [
|
|
{
|
|
"vendor": "OpenBMC",
|
|
"product": "phosphor-net-ipmid",
|
|
"repo": "https://github.com/openbmc/phosphor-net-ipmid",
|
|
"versions": [
|
|
{
|
|
"status": "affected",
|
|
"version": "0",
|
|
"lessThanOrEqual": "ba6efc502e6b1fabb8ed1ca677ae5eedd64b6361",
|
|
"versionType": "git"
|
|
}
|
|
],
|
|
"defaultStatus": "unaffected"
|
|
}
|
|
],
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "OpenBMC's IPMI implementation, phosphor-net-ipmid, contains a logic flaw in which an unauthenticated client can force the RAKP Message 1 handler to return before it overwrites the authentication object's constructor defaults. The IPMI service then accepts a RAKP Message 3 whose HMAC is computed with the constant 20-byte 'userKey' initialized from the string '0penBmc' and an often-predictable 'bmcRandomNum'. Several downstream vendors implement phosphor-net-ipmid as their IPMI stack, such as NVIDIA and H3C.",
|
|
"supportingMedia": [
|
|
{
|
|
"type": "text/html",
|
|
"base64": false,
|
|
"value": "OpenBMC's IPMI implementation, phosphor-net-ipmid, contains a logic flaw in which an unauthenticated client can force the RAKP Message 1 handler to return before it overwrites the authentication object's constructor defaults. The IPMI service then accepts a RAKP Message 3 whose HMAC is computed with the constant 20-byte 'userKey' initialized from the string '0penBmc' and an often-predictable 'bmcRandomNum'. Several downstream vendors implement phosphor-net-ipmid as their IPMI stack, such as NVIDIA and H3C. "
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"references": [
|
|
{
|
|
"url": "https://www.runzero.com/advisories/openbmc-ipmi-auth-bypass-rakp-cve-2026-16141/",
|
|
"tags": [
|
|
"third-party-advisory"
|
|
]
|
|
},
|
|
{
|
|
"url": "https://www.runzero.com/blog/lights-out-exposed/",
|
|
"tags": [
|
|
"related"
|
|
]
|
|
}
|
|
],
|
|
"metrics": [
|
|
{
|
|
"format": "CVSS",
|
|
"scenarios": [
|
|
{
|
|
"lang": "en",
|
|
"value": "GENERAL"
|
|
}
|
|
],
|
|
"cvssV3_1": {
|
|
"version": "3.1",
|
|
"attackVector": "NETWORK",
|
|
"attackComplexity": "HIGH",
|
|
"privilegesRequired": "NONE",
|
|
"userInteraction": "NONE",
|
|
"scope": "UNCHANGED",
|
|
"confidentialityImpact": "HIGH",
|
|
"integrityImpact": "HIGH",
|
|
"availabilityImpact": "HIGH",
|
|
"baseSeverity": "HIGH",
|
|
"baseScore": 8.1,
|
|
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
|
|
}
|
|
}
|
|
],
|
|
"credits": [
|
|
{
|
|
"lang": "en",
|
|
"value": "HD Moore of runZero",
|
|
"type": "finder"
|
|
},
|
|
{
|
|
"lang": "en",
|
|
"value": "Gadi Evron of Knostic",
|
|
"type": "finder"
|
|
},
|
|
{
|
|
"lang": "en",
|
|
"value": "Tod Beardsley of runZero",
|
|
"type": "coordinator"
|
|
}
|
|
],
|
|
"source": {
|
|
"discovery": "EXTERNAL"
|
|
},
|
|
"x_generator": {
|
|
"engine": "Vulnogram 1.0.5"
|
|
}
|
|
},
|
|
"adp": [
|
|
{
|
|
"metrics": [
|
|
{
|
|
"other": {
|
|
"type": "ssvc",
|
|
"content": {
|
|
"timestamp": "2026-09-15T14:59:02.838838Z",
|
|
"id": "CVE-2026-16141",
|
|
"options": [
|
|
{
|
|
"Exploitation": "none"
|
|
},
|
|
{
|
|
"Automatable": "no"
|
|
},
|
|
{
|
|
"Technical Impact": "total"
|
|
}
|
|
],
|
|
"role": "CISA Coordinator",
|
|
"version": "2.0.3"
|
|
}
|
|
}
|
|
}
|
|
],
|
|
"title": "CISA ADP Vulnrichment",
|
|
"providerMetadata": {
|
|
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
|
|
"shortName": "CISA-ADP",
|
|
"dateUpdated": "2026-09-15T14:59:11.232Z"
|
|
}
|
|
}
|
|
]
|
|
}
|
|
} |