CWE-599
Missing Validation of OpenSSL Certificate
The product uses OpenSSL and trusts or uses a certificate without using the SSL_get_verify_result() function to ensure that the certificate satisfies all necessary security requirements.
CVE-2025-12553 (GCVE-0-2025-12553)
Vulnerability from cvelistv5
Published
2025-10-31 15:48
Modified
2025-10-31 18:36
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-599 - Missing Validation of OpenSSL Certificate
Summary
Email Server Certificate Verification Disabled.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Azure Access Technology | BLU-IC2 |
Version: 0 ≤ 1.19.5 |
|||||||
|
|||||||||
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-12553",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-10-31T18:36:48.308468Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-10-31T18:36:54.940Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "BLU-IC2",
"vendor": "Azure Access Technology",
"versions": [
{
"lessThanOrEqual": "1.19.5",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "BLU-IC4",
"vendor": "Azure Access Technology",
"versions": [
{
"lessThanOrEqual": "1.19.5",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Kevin Schaller"
},
{
"lang": "en",
"type": "finder",
"value": "Benjamin Lafois"
},
{
"lang": "en",
"type": "finder",
"value": "Alexi Bitsios"
},
{
"lang": "en",
"type": "finder",
"value": "Sebastian Toscano"
},
{
"lang": "en",
"type": "finder",
"value": "Dominik Schneider"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Email Server Certificate Verification Disabled.\u003cp\u003eThis issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.\u003c/p\u003e"
}
],
"value": "Email Server Certificate Verification Disabled.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5."
}
],
"impacts": [
{
"capecId": "CAPEC-94",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-94 Adversary in the Middle (AiTM)"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "HIGH",
"subIntegrityImpact": "HIGH",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-599",
"description": "CWE-599 Missing Validation of OpenSSL Certificate",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-10-31T15:48:29.402Z",
"orgId": "a0340c66-c385-4f8b-991b-3d05f6fd5220",
"shortName": "azure-access"
},
"references": [
{
"url": "https://azure-access.com/security-advisories"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Server Certificate Verification Disabled",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "a0340c66-c385-4f8b-991b-3d05f6fd5220",
"assignerShortName": "azure-access",
"cveId": "CVE-2025-12553",
"datePublished": "2025-10-31T15:48:29.402Z",
"dateReserved": "2025-10-31T15:46:01.105Z",
"dateUpdated": "2025-10-31T18:36:54.940Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
Mitigation
Phase: Architecture and Design
Description:
- Ensure that proper authentication is included in the system design.
Mitigation
Phase: Implementation
Description:
- Understand and properly implement all checks necessary to ensure the identity of entities involved in encrypted communications.
No CAPEC attack patterns related to this CWE.