FKIE_CVE-2021-36180
Vulnerability from fkie_nvd - Published: 2021-12-08 11:15 - Updated: 2026-06-17 03:58
Severity
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/
Summary
Multiple improper neutralization of special elements used in a command vulnerabilities [CWE-77] in FortiWeb management interface 6.4.1 and below, 6.3.15 and below, 6.2.5 and below may allow an authenticated attacker to execute unauthorized code or commands via crafted parameters of HTTP requests.
References
| URL | Tags | ||
|---|---|---|---|
| psirt@fortinet.com | https://fortiguard.com/advisory/FG-IR-21-120 | Patch, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://fortiguard.com/advisory/FG-IR-21-120 | Patch, Vendor Advisory |
{
"affected": [
{
"affectedData": [
{
"product": "Fortinet FortiWeb",
"vendor": "Fortinet",
"versions": [
{
"status": "affected",
"version": "FortiWeb 6.4.1 and below, 6.3.15 and below, 6.2.5 and below"
}
]
}
],
"source": "psirt@fortinet.com"
}
],
"configurations": [
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},
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Multiple improper neutralization of special elements used in a command vulnerabilities [CWE-77] in FortiWeb management interface 6.4.1 and below, 6.3.15 and below, 6.2.5 and below may allow an authenticated attacker to execute unauthorized code or commands via crafted parameters of HTTP requests."
},
{
"lang": "es",
"value": "M\u00faltiples vulnerabilidades de neutralizaci\u00f3n inapropiada de elementos especiales usados en un comando [CWE-77] en la interfaz de administraci\u00f3n de FortiWeb 6.4.1 y anteriores, 6.3.15 y anteriores, 6.2.5 y anteriores pueden permitir a un atacante autenticado ejecutar c\u00f3digo o comandos no autorizados por medio de par\u00e1metros dise\u00f1ados de peticiones HTTP"
}
],
"id": "CVE-2021-36180",
"lastModified": "2026-06-17T03:58:28.540",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
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"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
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}
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"cvssMetricV31": [
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"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
"version": "3.1"
},
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"source": "psirt@fortinet.com",
"type": "Secondary"
},
{
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"ssvcV203": [
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"options": [
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{
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{
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],
"role": "CISA Coordinator",
"timestamp": "2024-10-23T13:57:48.698144Z",
"version": "2.0.3"
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},
"published": "2021-12-08T11:15:11.793",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
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],
"url": "https://fortiguard.com/advisory/FG-IR-21-120"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"Vendor Advisory"
],
"url": "https://fortiguard.com/advisory/FG-IR-21-120"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-78"
}
],
"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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