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2 vulnerabilities found for EG500Mk2-A11101-000101 by Welotec
CVE-2025-41702 (GCVE-0-2025-41702)
Vulnerability from nvd – Published: 2025-08-26 06:10 – Updated: 2025-08-26 19:39
VLAI
EPSS
VEX
Title
egOS WebGUI Hard-Coded JWT Secret Enables Authentication Bypass
Summary
The JWT secret key is embedded in the egOS WebGUI backend and is readable to the default user. An unauthenticated remote attacker can generate valid HS256 tokens and bypass authentication/authorization due to the use of hard-coded cryptographic key.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-321 - Use of Hard-coded Cryptographic Key
Assigner
References
1 reference
Impacted products
25 products
| Vendor | Product | Version | |
|---|---|---|---|
| Welotec | EG400Mk2-D11001-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG400Mk2-D11101-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503W |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503L |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503W_4GB |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503L_4GB |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503L-G |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A11101-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A11001-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-B11101-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-B11001-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-C11101-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-C11001-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A12011-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A11001-000201 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A21101-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG602W |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG602L |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG603W Mk2 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG603L Mk2 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG802W |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG804W |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG802W_i7_512GB_DinRail |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG802W_i7_512GB_w/o DinRail |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG804W Pro |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-41702",
"options": [
{
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},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-08-26T19:37:50.695357Z",
"version": "2.0.3"
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"dateUpdated": "2025-08-26T19:39:00.393Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"title": "CISA ADP Vulnrichment"
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},
{
"defaultStatus": "unaffected",
"product": "EG503L",
"vendor": "Welotec",
"versions": [
{
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"status": "affected",
"version": "0.0.0",
"versionType": "semver"
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"status": "affected",
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},
{
"defaultStatus": "unaffected",
"product": "EG503W_4GB",
"vendor": "Welotec",
"versions": [
{
"lessThan": "v1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "EG503L_4GB",
"vendor": "Welotec",
"versions": [
{
"lessThan": "v1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
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]
},
{
"defaultStatus": "unaffected",
"product": "EG503L-G",
"vendor": "Welotec",
"versions": [
{
"lessThan": "v1.7.7",
"status": "affected",
"version": "0.0.0",
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{
"lessThan": "v1.8.2",
"status": "affected",
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},
{
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"product": "EG500Mk2-A11101-000101",
"vendor": "Welotec",
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"lessThan": "v1.7.7",
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{
"lessThan": "v1.8.2",
"status": "affected",
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},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-A11001-000101",
"vendor": "Welotec",
"versions": [
{
"lessThan": "v1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
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},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-B11101-000101",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
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"status": "affected",
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"product": "EG500Mk2-B11001-000101",
"vendor": "Welotec",
"versions": [
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"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
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"lessThan": "v1.8.2",
"status": "affected",
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"product": "EG500Mk2-C11101-000101",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
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]
},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-C11001-000101",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-A12011-000101",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
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"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
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},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-A11001-000201",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
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"status": "affected",
"version": "v1.8.0",
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"versions": [
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"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
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"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
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},
{
"defaultStatus": "unaffected",
"product": "EG602W",
"vendor": "Welotec",
"versions": [
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"status": "affected",
"version": "0.0.0",
"versionType": "semver"
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"versions": [
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"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
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"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "EG603W Mk2",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "EG603L Mk2",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "EG802W",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
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"versions": [
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"vendor": "Welotec",
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"lessThan": "\u003cv1.7.7",
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"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
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"product": "EG802W_i7_512GB_w/o DinRail",
"vendor": "Welotec",
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{
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"status": "affected",
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"status": "affected",
"version": "v1.8.0",
"versionType": "semver"
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]
},
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"product": "EG804W Pro",
"vendor": "Welotec",
"versions": [
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"status": "affected",
"version": "0.0.0",
"versionType": "semver"
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{
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"status": "affected",
"version": "v1.8.0",
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}
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"value": "The JWT secret key is embedded in the egOS WebGUI backend and is readable to the default user. An unauthenticated remote attacker can generate valid HS256 tokens and bypass authentication/authorization due to the use of hard-coded cryptographic key.\u003cbr\u003e"
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}
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"metrics": [
{
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"attackVector": "NETWORK",
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"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
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"version": "3.1"
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"descriptions": [
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"description": "CWE-321 Use of Hard-coded Cryptographic Key",
"lang": "en",
"type": "CWE"
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}
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"orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
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"references": [
{
"url": "https://certvde.com/de/advisories/VDE-2025-076"
}
],
"source": {
"advisory": "VDE-2025-076",
"defect": [
"CERT@VDE#641843"
],
"discovery": "UNKNOWN"
},
"title": "egOS WebGUI Hard-Coded JWT Secret Enables Authentication Bypass",
"x_generator": {
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"cveMetadata": {
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"assignerShortName": "CERTVDE",
"cveId": "CVE-2025-41702",
"datePublished": "2025-08-26T06:10:57.464Z",
"dateReserved": "2025-04-16T11:17:48.310Z",
"dateUpdated": "2025-08-26T19:39:00.393Z",
"state": "PUBLISHED"
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}
CVE-2025-41702 (GCVE-0-2025-41702)
Vulnerability from cvelistv5 – Published: 2025-08-26 06:10 – Updated: 2025-08-26 19:39
VLAI
EPSS
VEX
Title
egOS WebGUI Hard-Coded JWT Secret Enables Authentication Bypass
Summary
The JWT secret key is embedded in the egOS WebGUI backend and is readable to the default user. An unauthenticated remote attacker can generate valid HS256 tokens and bypass authentication/authorization due to the use of hard-coded cryptographic key.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-321 - Use of Hard-coded Cryptographic Key
Assigner
References
1 reference
Impacted products
25 products
| Vendor | Product | Version | |
|---|---|---|---|
| Welotec | EG400Mk2-D11001-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG400Mk2-D11101-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503W |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503L |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503W_4GB |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503L_4GB |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG503L-G |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A11101-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A11001-000101 |
Affected:
0.0.0 , < v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-B11101-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-B11001-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-C11101-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-C11001-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A12011-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A11001-000201 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG500Mk2-A21101-000101 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG602W |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG602L |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG603W Mk2 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG603L Mk2 |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG802W |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG804W |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG802W_i7_512GB_DinRail |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG802W_i7_512GB_w/o DinRail |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
|
| Welotec | EG804W Pro |
Affected:
0.0.0 , < <v1.7.7
(semver)
Affected: v1.8.0 , < v1.8.2 (semver) |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-41702",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-08-26T19:37:50.695357Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-08-26T19:39:00.393Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
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"product": "EG400Mk2-D11001-000101",
"vendor": "Welotec",
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]
},
{
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"lessThan": "v1.7.7",
"status": "affected",
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{
"lessThan": "v1.8.2",
"status": "affected",
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}
]
},
{
"defaultStatus": "unaffected",
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"versions": [
{
"lessThan": "v1.7.7",
"status": "affected",
"version": "0.0.0",
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{
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"status": "affected",
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]
},
{
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{
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},
{
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"status": "affected",
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"status": "affected",
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]
},
{
"defaultStatus": "unaffected",
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"vendor": "Welotec",
"versions": [
{
"lessThan": "v1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
},
{
"lessThan": "v1.8.2",
"status": "affected",
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]
},
{
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"vendor": "Welotec",
"versions": [
{
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"status": "affected",
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{
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"status": "affected",
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},
{
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"product": "EG500Mk2-A11001-000101",
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"status": "affected",
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{
"lessThan": "v1.8.2",
"status": "affected",
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]
},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-B11101-000101",
"vendor": "Welotec",
"versions": [
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"status": "affected",
"version": "0.0.0",
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},
{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
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}
]
},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-B11001-000101",
"vendor": "Welotec",
"versions": [
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"status": "affected",
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{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
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}
]
},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-C11101-000101",
"vendor": "Welotec",
"versions": [
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"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
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{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
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}
]
},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-C11001-000101",
"vendor": "Welotec",
"versions": [
{
"lessThan": "\u003cv1.7.7",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
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{
"lessThan": "v1.8.2",
"status": "affected",
"version": "v1.8.0",
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]
},
{
"defaultStatus": "unaffected",
"product": "EG500Mk2-A12011-000101",
"vendor": "Welotec",
"versions": [
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"status": "affected",
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{
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"status": "affected",
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{
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"product": "EG500Mk2-A11001-000201",
"vendor": "Welotec",
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"status": "affected",
"version": "0.0.0",
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"status": "affected",
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"versions": [
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"status": "affected",
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],
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}
],
"metrics": [
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"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
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"version": "3.1"
},
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}
],
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"orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
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"references": [
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}
],
"source": {
"advisory": "VDE-2025-076",
"defect": [
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],
"discovery": "UNKNOWN"
},
"title": "egOS WebGUI Hard-Coded JWT Secret Enables Authentication Bypass",
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},
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"datePublished": "2025-08-26T06:10:57.464Z",
"dateReserved": "2025-04-16T11:17:48.310Z",
"dateUpdated": "2025-08-26T19:39:00.393Z",
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