fkie_cve-2019-8263
Vulnerability from fkie_nvd
Published
2019-03-05 15:29
Modified
2024-11-21 04:49
Severity ?
Summary
UltraVNC revision 1205 has stack-based buffer overflow vulnerability in VNC client code inside ShowConnInfo routine, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. User interaction is required to trigger this vulnerability. This vulnerability has been fixed in revision 1206.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| uvnc | ultravnc | * | |
| siemens | sinumerik_access_mymachine\/p2p | * | |
| siemens | sinumerik_pcu_base_win10_software\/ipc | * | |
| siemens | sinumerik_pcu_base_win7_software\/ipc | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
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"criteria": "cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*",
"matchCriteriaId": "555D034F-3D64-4ED1-9B63-F8D59199E99C",
"versionEndExcluding": "1.2.2.3",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
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"criteria": "cpe:2.3:a:siemens:sinumerik_access_mymachine\\/p2p:*:*:*:*:*:*:*:*",
"matchCriteriaId": "D9345335-DF62-4472-93CD-E2C85453F91E",
"versionEndExcluding": "4.8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:siemens:sinumerik_pcu_base_win10_software\\/ipc:*:*:*:*:*:*:*:*",
"matchCriteriaId": "7498412D-79FD-43FE-AD9B-5820FB5CF7D8",
"versionEndExcluding": "14.00",
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},
{
"criteria": "cpe:2.3:a:siemens:sinumerik_pcu_base_win7_software\\/ipc:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1F603341-03C5-46CA-8A74-EC5A50135194",
"versionEndIncluding": "12.01",
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}
],
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"operator": "OR"
}
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}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "UltraVNC revision 1205 has stack-based buffer overflow vulnerability in VNC client code inside ShowConnInfo routine, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. User interaction is required to trigger this vulnerability. This vulnerability has been fixed in revision 1206."
},
{
"lang": "es",
"value": "UltraVNC, en su revisi\u00f3n 1205, tiene un desbordamiento de b\u00fafer basado en pila en el c\u00f3digo del cliente VNC dentro de la rutina ShowConnInfo, lo cual conduce a una condici\u00f3n de denegaci\u00f3n de servicio (DoS). Este ataque parece ser explotable mediante la conectividad de red. Se requiere interacci\u00f3n del usuario para desencadenar esta vulnerabilidad. Esta vulnerabilidad se ha solucionado en la revisi\u00f3n 1206."
}
],
"id": "CVE-2019-8263",
"lastModified": "2024-11-21T04:49:36.203",
"metrics": {
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{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": true
}
],
"cvssMetricV31": [
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2019-03-05T15:29:00.507",
"references": [
{
"source": "vulnerability@kaspersky.com",
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"
},
{
"source": "vulnerability@kaspersky.com",
"tags": [
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},
{
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},
{
"source": "vulnerability@kaspersky.com",
"tags": [
"Not Applicable",
"Third Party Advisory"
],
"url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-009-ultravnc-access-of-memory-location-after-end-of-buffer/"
},
{
"source": "vulnerability@kaspersky.com",
"tags": [
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],
"url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-010-ultravnc-stack-based-buffer-overflow/"
},
{
"source": "vulnerability@kaspersky.com",
"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"
},
{
"source": "vulnerability@kaspersky.com",
"tags": [
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"US Government Resource"
],
"url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"
},
{
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},
{
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{
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"tags": [
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-010-ultravnc-stack-based-buffer-overflow/"
},
{
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},
{
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],
"sourceIdentifier": "vulnerability@kaspersky.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-121"
}
],
"source": "vulnerability@kaspersky.com",
"type": "Secondary"
},
{
"description": [
{
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"value": "CWE-787"
}
],
"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.