CVE-2026-12778 (GCVE-0-2026-12778)
Vulnerability from cvelistv5 – Published: 2026-06-21 05:00 – Updated: 2026-06-21 05:00
VLAI
Title
AOMEI Partition Assistant Kernel Driver ampa10.sys access control
Summary
A vulnerability has been found in AOMEI Partition Assistant up to 10.10.1. This vulnerability affects unknown code in the library ampa10.sys of the component Kernel Driver. Such manipulation leads to improper access controls. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/372519 | vdb-entry |
| https://vuldb.com/vuln/372519/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-12778 | third-party-advisory |
| https://vuldb.com/submit/835607 | third-party-advisory |
| https://winslow1984.com/books/cve-collection/page… | exploit |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| AOMEI | Partition Assistant |
Affected:
10.10.0
Affected: 10.10.1 cpe:2.3:a:aomei:partition_assistant:*:*:*:*:*:*:*:* |
Credits
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:aomei:partition_assistant:*:*:*:*:*:*:*:*"
],
"modules": [
"Kernel Driver"
],
"product": "Partition Assistant",
"vendor": "AOMEI",
"versions": [
{
"status": "affected",
"version": "10.10.0"
},
{
"status": "affected",
"version": "10.10.1"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "winslow1984 (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been found in AOMEI Partition Assistant up to 10.10.1. This vulnerability affects unknown code in the library ampa10.sys of the component Kernel Driver. Such manipulation leads to improper access controls. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 8.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 7.8,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 7.8,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 6.8,
"vectorString": "AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-284",
"description": "Improper Access Controls",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-266",
"description": "Incorrect Privilege Assignment",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-06-21T05:00:08.462Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-372519 | AOMEI Partition Assistant Kernel Driver ampa10.sys access control",
"tags": [
"vdb-entry"
],
"url": "https://vuldb.com/vuln/372519"
},
{
"name": "VDB-372519 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/372519/cti"
},
{
"name": "CVE-2026-12778 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-12778"
},
{
"name": "Submit #835607 | AOMEI AOMEI Partition Assistant Kernel Driver ampa10.sys 10.10.1 Local Privilege Escapation",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/835607"
},
{
"tags": [
"exploit"
],
"url": "https://winslow1984.com/books/cve-collection/page/aomei-partition-assistant-10101-kernel-driver-ampa10sys-local-privilege-escalation"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-06-20T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-06-20T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-06-20T11:41:16.000Z",
"value": "VulDB entry last update"
}
],
"title": "AOMEI Partition Assistant Kernel Driver ampa10.sys access control"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-12778",
"datePublished": "2026-06-21T05:00:08.462Z",
"dateReserved": "2026-06-20T09:36:06.162Z",
"dateUpdated": "2026-06-21T05:00:08.462Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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