Vulnerabilites related to Welotec - EG503L-G
CVE-2025-41702 (GCVE-0-2025-41702)
Vulnerability from cvelistv5
Published
2025-08-26 06:10
Modified
2025-08-26 19:39
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-321 - Use of Hard-coded Cryptographic Key
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.
References
Impacted products
Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
▼ | Welotec | EG400Mk2-D11001-000101 |
Version: 0.0.0 ≤ Version: v1.8.0 ≤ |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
{ "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": [ { "defaultStatus": "unaffected", "product": "EG400Mk2-D11001-000101", "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" } ] }, { "defaultStatus": "unaffected", "product": "EG400Mk2-D11101-000101", "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" } ] }, { "defaultStatus": "unaffected", "product": "EG503W", "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", "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": "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", "versionType": "semver" } ] }, { "defaultStatus": "unaffected", "product": "EG503L-G", "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": "EG500Mk2-A11101-000101", "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" } ] }, { "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" } ] }, { "defaultStatus": "unaffected", "product": "EG500Mk2-B11101-000101", "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-B11001-000101", "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-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" } ] }, { "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" }, { "lessThan": "v1.8.2", "status": "affected", "version": "v1.8.0", "versionType": "semver" } ] }, { "defaultStatus": "unaffected", "product": "EG500Mk2-A11001-000201", "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-A21101-000101", "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": "EG602W", "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": "EG602L", "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": "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" } ] }, { "defaultStatus": "unaffected", "product": "EG804W", "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_i7_512GB_DinRail", "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_i7_512GB_w/o DinRail", "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": "EG804W Pro", "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" } ] } ], "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "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" } ], "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." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-321", "description": "CWE-321 Use of Hard-coded Cryptographic Key", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2025-08-26T06:10:57.464Z", "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "shortName": "CERTVDE" }, "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": { "engine": "Vulnogram 0.1.0-dev" } } }, "cveMetadata": { "assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "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" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }