gsd-2023-40718
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
A interpretation conflict in Fortinet IPS Engine versions 7.321, 7.166 and 6.158 allows attacker to evade IPS features via crafted TCP packets.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2023-40718",
"id": "GSD-2023-40718"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2023-40718"
],
"details": "A interpretation conflict in Fortinet IPS Engine versions 7.321, 7.166 and 6.158 allows attacker to evade IPS features via crafted TCP packets.",
"id": "GSD-2023-40718",
"modified": "2023-12-13T01:20:43.800118Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"CVE_data_meta": {
"ASSIGNER": "psirt@fortinet.com",
"ID": "CVE-2023-40718",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "IPS Engine",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "7.321"
},
{
"version_affected": "=",
"version_value": "7.166"
},
{
"version_affected": "=",
"version_value": "6.158"
}
]
}
}
]
},
"vendor_name": "Fortinet"
}
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}
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"description": {
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"value": "A interpretation conflict in Fortinet IPS Engine versions 7.321, 7.166 and 6.158 allows attacker to evade IPS features via crafted TCP packets."
}
]
},
"impact": {
"cvss": [
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:F/RL:O/RC:R",
"version": "3.1"
}
]
},
"problemtype": {
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{
"description": [
{
"cweId": "CWE-436",
"lang": "eng",
"value": "Improper access control"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://fortiguard.com/psirt/FG-IR-23-090",
"refsource": "MISC",
"url": "https://fortiguard.com/psirt/FG-IR-23-090"
}
]
},
"solution": [
{
"lang": "en",
"value": "IPS Engine manual download is not needed unless device is offline and cannot download IPS Engine update automatically.\nFixed in IPS Engine version 6.0159 and later.\r\n\u00a0 FortiOS 6.4.13 and later contains IPS engine 6.0160 as the default IPS Engine.\r\n\u00a0 IPS Engine 6.0162 is downloadable from FortiGuard by FortiGate units with a valid subscription running FortiOS 6.4.x.\nFixed in IPS Engine version 7.0166 and later.\r\n\u00a0 FortiOS 7.0.12 and later contains IPS engine 7.0167 as the default IPS Engine.\nFixed in IPS Engine version 7.0313 and later.\r\n\u00a0 FortiOS 7.2.5 and later contains IPS engine 7.0314 as the default IPS Engine.\r\n\u00a0 IPS Engine 7.0322 is downloadable from FortiGuard by FortiGate units with a valid subscription running FortiOS 7.2.x.\nFortiOS 7.4.0 and later contains IPS engine 7.0493 as the default IPS Engine.\n\u00a0"
}
]
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
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"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:fortinet:fortios_ips_engine:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "7.312",
"vulnerable": true
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"operator": "OR"
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"cve": {
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"ID": "CVE-2023-40718"
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"data_version": "4.0",
"description": {
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"value": "A interpretation conflict in Fortinet IPS Engine versions 7.321, 7.166 and 6.158 allows attacker to evade IPS features via crafted TCP packets."
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"problemtype": {
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"references": {
"reference_data": [
{
"name": "https://fortiguard.com/psirt/FG-IR-23-090",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/psirt/FG-IR-23-090"
}
]
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},
"impact": {
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
},
"lastModifiedDate": "2023-10-13T18:38Z",
"publishedDate": "2023-10-10T17:15Z"
}
}
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- 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.