gsd-2021-24018
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-24018",
"description": "A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.",
"id": "GSD-2021-24018"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-24018"
],
"details": "A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.",
"id": "GSD-2021-24018",
"modified": "2023-12-13T01:23:37.862863Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "psirt@fortinet.com",
"ID": "CVE-2021-24018",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Fortinet FortiOS",
"version": {
"version_data": [
{
"version_value": "FortiOS before 7.0.1"
}
]
}
}
]
},
"vendor_name": "Fortinet"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "Low",
"attackVector": "Adjacent",
"availabilityImpact": "Low",
"baseScore": 4.3,
"baseSeverity": "Medium",
"confidentialityImpact": "Low",
"integrityImpact": "Low",
"privilegesRequired": "High",
"scope": "Unchanged",
"userInteraction": "None",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:X/RL:U/RC:C",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Execute unauthorized code or commands"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://fortiguard.com/advisory/FG-IR-21-046",
"refsource": "CONFIRM",
"url": "https://fortiguard.com/advisory/FG-IR-21-046"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "6.2.10",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "6.4.7",
"versionStartIncluding": "6.4.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "psirt@fortinet.com",
"ID": "CVE-2021-24018"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://fortiguard.com/advisory/FG-IR-21-046",
"refsource": "CONFIRM",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/advisory/FG-IR-21-046"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "ADJACENT_NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 6.5,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"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
}
},
"lastModifiedDate": "2021-11-16T14:41Z",
"publishedDate": "2021-08-04T15:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.