CVE-2026-66151 (GCVE-0-2026-66151)
Vulnerability from cvelistv5 – Published: 2026-08-07 20:10 – Updated: 2026-08-07 20:10
VLAI
EPSS
VEX
Summary
SonicWall Global VPN Client version 4.10.8.1108 and earlier is vulnerable to an out-of-bounds kernel memory read in the SWIPsec.sys driver, which could allow a local attacker to cause a system crash.
Severity
No CVSS data available.
CWE
- CWE-125 - Out-of-bounds read
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://psirt.global.sonicwall.com/vuln-detail/SN… | vendor-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SonicWall | Global VPN Client |
Affected:
4.10.8.1108 and earlier versions
|
Date Public
2026-08-07 20:05
Credits
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"platforms": [
"Windows"
],
"product": "Global VPN Client",
"vendor": "SonicWall",
"versions": [
{
"status": "affected",
"version": "4.10.8.1108 and earlier versions"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Abhishek Kumar Singh"
}
],
"datePublic": "2026-08-07T20:05:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "SonicWall Global VPN Client version 4.10.8.1108 and earlier is vulnerable to an out-of-bounds kernel memory read in the SWIPsec.sys driver, which could allow a local attacker to cause a system crash."
}
],
"value": "SonicWall Global VPN Client version 4.10.8.1108 and earlier is vulnerable to an out-of-bounds kernel memory read in the SWIPsec.sys driver, which could allow a local attacker to cause a system crash."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-125",
"description": "CWE-125 Out-of-bounds read",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-07T20:10:19.486Z",
"orgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
"shortName": "sonicwall"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0010"
}
],
"source": {
"advisory": "SNWLID-2026-0010",
"discovery": "EXTERNAL"
},
"x_generator": {
"engine": "Vulnogram 1.0.4"
}
}
},
"cveMetadata": {
"assignerOrgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
"assignerShortName": "sonicwall",
"cveId": "CVE-2026-66151",
"datePublished": "2026-08-07T20:10:19.486Z",
"dateReserved": "2026-07-24T08:34:11.798Z",
"dateUpdated": "2026-08-07T20:10:19.486Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-66151",
"date": "2026-08-09",
"epss": "0.00157",
"percentile": "0.0535"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-66151\",\"sourceIdentifier\":\"PSIRT@sonicwall.com\",\"published\":\"2026-08-07T20:16:52.750\",\"lastModified\":\"2026-08-07T20:16:52.750\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"SonicWall Global VPN Client version 4.10.8.1108 and earlier is vulnerable to an out-of-bounds kernel memory read in the SWIPsec.sys driver, which could allow a local attacker to cause a system crash.\"}],\"affected\":[{\"source\":\"PSIRT@sonicwall.com\",\"affectedData\":[{\"vendor\":\"SonicWall\",\"product\":\"Global VPN Client\",\"defaultStatus\":\"unknown\",\"platforms\":[\"Windows\"],\"versions\":[{\"version\":\"4.10.8.1108 and earlier versions\",\"status\":\"affected\"}]}]}],\"metrics\":{},\"weaknesses\":[{\"source\":\"PSIRT@sonicwall.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"references\":[{\"url\":\"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0010\",\"source\":\"PSIRT@sonicwall.com\"}]}}"
}
}
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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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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