FKIE_CVE-2021-38121
Vulnerability from fkie_nvd - Published: 2024-08-28 07:15 - Updated: 2026-06-17 04:01
Severity
8.3 (High) - CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
8.8 (High) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/
Summary
Insufficient or weak TLS protocol version identified in Advance authentication client server communication when specific service is accessed between devices. This issue affects NetIQ Advance Authentication versions before 6.3.5.1
References
Impacted products
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"platforms": [
"Windows",
"Linux",
"MacOS"
],
"product": "NetIQ Advance Authentication",
"vendor": "OpenText",
"versions": [
{
"lessThan": "\u003c",
"status": "affected",
"version": "6.3.5.1",
"versionType": "server"
}
]
}
],
"source": "security@opentext.com"
},
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:microfocus:netiq_advanced_authentication:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "netiq_advanced_authentication",
"vendor": "microfocus",
"versions": [
{
"lessThan": "6.3.5.1",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:*:*:*:*:*:*:*:*",
"matchCriteriaId": "7D8BAEC8-626A-4520-A89F-DB40CC774D87",
"versionEndExcluding": "6.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:-:*:*:*:*:*:*",
"matchCriteriaId": "689649F7-75D8-4D13-9A71-50C2908EACA5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp1:*:*:*:*:*:*",
"matchCriteriaId": "A0F82417-D88A-40C5-AD90-7AB826E29C2D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp2:*:*:*:*:*:*",
"matchCriteriaId": "0DD98BB8-7A85-41D6-B1CB-7849D61F085A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp3:*:*:*:*:*:*",
"matchCriteriaId": "729C4860-8CAC-4D4B-8C68-00B1E84E700A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp4:*:*:*:*:*:*",
"matchCriteriaId": "FEFFEB38-B4CA-48ED-9149-073334346CA3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp4_patch1:*:*:*:*:*:*",
"matchCriteriaId": "B14AC9B7-9339-44BA-BF1B-1876DAFBCA14",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microfocus:netiq_advanced_authentication:6.3:sp5:*:*:*:*:*:*",
"matchCriteriaId": "4A5CE16C-376A-40C1-83E9-2424AAAB668D",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Insufficient or weak TLS protocol version identified in Advance authentication client server communication when specific service is accessed between devices.\u00a0 This issue affects NetIQ Advance Authentication versions before 6.3.5.1"
},
{
"lang": "es",
"value": "Se identifica una versi\u00f3n del protocolo TLS insuficiente o d\u00e9bil en la comunicaci\u00f3n del servidor del cliente de autenticaci\u00f3n avanzada cuando se accede a un servicio espec\u00edfico entre dispositivos. Este problema afecta a las versiones de autenticaci\u00f3n avanzada de NetIQ anteriores a la 6.3.5.1"
}
],
"id": "CVE-2021-38121",
"lastModified": "2026-06-17T04:01:31.107",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "LOW",
"baseScore": 8.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L",
"version": "3.1"
},
"exploitabilityScore": 1.7,
"impactScore": 6.0,
"source": "security@opentext.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2021-38121",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-08-28T13:28:39.335154Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-08-28T07:15:07.807",
"references": [
{
"source": "security@opentext.com",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://www.netiq.com/documentation/advanced-authentication-63/advanced-authentication-releasenotes-6351/data/advanced-authentication-releasenotes-6351.html"
}
],
"sourceIdentifier": "security@opentext.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-326"
}
],
"source": "security@opentext.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-326"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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