fkie_cve-2019-16155
Vulnerability from fkie_nvd
Published
2020-02-07 15:15
Modified
2024-11-21 04:30
Severity ?
Summary
A privilege escalation vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to overwrite system files as root with arbitrary content through system backup file via specially crafted "BackupConfig" type IPC client requests to the fctsched process. Further more, FortiClient for Linux 6.2.2 and below allow low privilege user write the system backup file under root privilege through GUI thus can cause root system file overwrite.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| psirt@fortinet.com | https://danishcyberdefence.dk/blog/forticlient_linux | Exploit, Third Party Advisory | |
| psirt@fortinet.com | https://fortiguard.com/psirt/FG-IR-19-238 | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://danishcyberdefence.dk/blog/forticlient_linux | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://fortiguard.com/psirt/FG-IR-19-238 | Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| fortinet | forticlient | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:*",
"matchCriteriaId": "E48E9C78-9690-4FC2-86A8-290DF7321A57",
"versionEndIncluding": "6.2.1",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A privilege escalation vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to overwrite system files as root with arbitrary content through system backup file via specially crafted \"BackupConfig\" type IPC client requests to the fctsched process. Further more, FortiClient for Linux 6.2.2 and below allow low privilege user write the system backup file under root privilege through GUI thus can cause root system file overwrite."
},
{
"lang": "es",
"value": "Una vulnerabilidad de escalada de privilegios en FortiClient para Linux versiones 6.2.1 y posteriores, puede permitir a un usuario con privilegios bajos sobrescribir los archivos del sistema como root con contenido arbitrario por medio del archivo de copia de seguridad del sistema mediante peticiones de cliente IPC tipo \"BackupConfig\" especialmente dise\u00f1adas para el proceso fctsched. Adem\u00e1s, FortiClient para Linux versiones 6.2.2 y posteriores, permiten a usuarios con pocos privilegios escribir el archivo de copia de seguridad del sistema con privilegios root por medio de la GUI, por lo que pueden causar una sobrescritura del archivo del sistema root."
}
],
"id": "CVE-2019-16155",
"lastModified": "2024-11-21T04:30:09.707",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 6.6,
"confidentialityImpact": "NONE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 9.2,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.2,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2020-02-07T15:15:11.757",
"references": [
{
"source": "psirt@fortinet.com",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://danishcyberdefence.dk/blog/forticlient_linux"
},
{
"source": "psirt@fortinet.com",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/psirt/FG-IR-19-238"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://danishcyberdefence.dk/blog/forticlient_linux"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://fortiguard.com/psirt/FG-IR-19-238"
}
],
"sourceIdentifier": "psirt@fortinet.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- 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.
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