Vulnerabilites related to vnc - realvnc
CVE-2004-1750 (GCVE-0-2004-1750)
Vulnerability from cvelistv5
Published
2005-02-26 05:00
Modified
2024-08-08 01:00
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
RealVNC 4.0 and earlier allows remote attackers to cause a denial of service (crash) via a large number of connections to port 5900.
References
| ▼ | URL | Tags |
|---|---|---|
| http://secunia.com/advisories/13143 | third-party-advisory, x_refsource_SECUNIA | |
| http://www.securityfocus.com/bid/11048 | vdb-entry, x_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/17123 | vdb-entry, x_refsource_XF | |
| http://marc.info/?l=bugtraq&m=109346198700529&w=2 | mailing-list, x_refsource_BUGTRAQ |
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CVE-2006-2369 (GCVE-0-2006-2369)
Vulnerability from cvelistv5
Published
2006-05-15 16:00
Modified
2024-08-07 17:51
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
RealVNC 4.1.1, and other products that use RealVNC such as AdderLink IP and Cisco CallManager, allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is accepted even if it is not offered by the server, as originally demonstrated using a long password.
References
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"name": "realvnc-auth-bypass(26445)",
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"url": "http://secunia.com/advisories/20109"
},
{
"name": "20060622 RealVNC Remote Authentication Bypass Vulnerability",
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"url": "http://www.cisco.com/warp/public/707/cisco-sr-20060622-cmm.shtml"
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},
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"tags": [
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"tags": [
"vdb-entry",
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],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26445"
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"x_refsource_CISCO"
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"url": "http://www.cisco.com/warp/public/707/cisco-sr-20060622-cmm.shtml"
},
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"tags": [
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{
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"datePublished": "2006-05-15T16:00:00",
"dateReserved": "2006-05-15T00:00:00",
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Vulnerability from fkie_nvd
Published
2006-05-15 16:06
Modified
2025-04-03 01:03
Severity ?
Summary
RealVNC 4.1.1, and other products that use RealVNC such as AdderLink IP and Cisco CallManager, allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is accepted even if it is not offered by the server, as originally demonstrated using a long password.
References
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"vulnerable": true
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},
{
"lang": "es",
"value": "RealVNC 4.1.1 y otros productos que usan RealVNC tales como AdderLink IP y Cisco CallManager, permite a atacantes remotos eludir autenticaci\u00f3n a trav\u00e9s de una petici\u00f3n en la que el cliente especifica un tipo de seguridad insegura como \"Type 1 - None\", que es aceptada incluso si no es ofrecida por el servidor, como se demuestra originalmente usando una contrase\u00f1a larga."
}
],
"id": "CVE-2006-2369",
"lastModified": "2025-04-03T01:03:51.193",
"metrics": {
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"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": true,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2006-05-15T16:06:00.000",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://marc.info/?l=full-disclosure\u0026m=114768344111131\u0026w=2"
},
{
"source": "secalert@redhat.com",
"url": "http://marc.info/?l=vnc-list\u0026m=114755444130188\u0026w=2"
},
{
"source": "secalert@redhat.com",
"url": "http://seclists.org/fulldisclosure/2022/May/29"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/20107"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/20109"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/20789"
},
{
"source": "secalert@redhat.com",
"url": "http://securityreason.com/securityalert/8355"
},
{
"source": "secalert@redhat.com",
"tags": [
"Exploit",
"Patch"
],
"url": "http://securitytracker.com/id?1016083"
},
{
"source": "secalert@redhat.com",
"url": "http://www.cisco.com/warp/public/707/cisco-sr-20060622-cmm.shtml"
},
{
"source": "secalert@redhat.com",
"url": "http://www.intelliadmin.com/blog/2006/05/security-flaw-in-realvnc-411.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Exploit",
"Patch"
],
"url": "http://www.intelliadmin.com/blog/2006/05/vnc-flaw-proof-of-concept.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Third Party Advisory",
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/117929"
},
{
"source": "secalert@redhat.com",
"url": "http://www.osvdb.org/25479"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch"
],
"url": "http://www.realvnc.com/products/free/4.1/release-notes.html"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securityfocus.com/archive/1/433994/100/0/threaded"
},
{
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},
{
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},
{
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},
{
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"url": "http://www.securityfocus.com/archive/1/434560/100/0/threaded"
},
{
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"url": "http://www.securityfocus.com/archive/1/438175/100/0/threaded"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securityfocus.com/archive/1/438368/100/0/threaded"
},
{
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"Patch"
],
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},
{
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],
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},
{
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},
{
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],
"url": "http://www.vupen.com/english/advisories/2006/2492"
},
{
"source": "secalert@redhat.com",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26445"
},
{
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://marc.info/?l=vnc-list\u0026m=114755444130188\u0026w=2"
},
{
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},
{
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],
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
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"Vendor Advisory"
],
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://securityreason.com/securityalert/8355"
},
{
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"Patch"
],
"url": "http://securitytracker.com/id?1016083"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.cisco.com/warp/public/707/cisco-sr-20060622-cmm.shtml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.intelliadmin.com/blog/2006/05/security-flaw-in-realvnc-411.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
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"Patch"
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},
{
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"Third Party Advisory",
"US Government Resource"
],
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},
{
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"url": "http://www.openwall.com/lists/oss-security/2024/08/02/8"
},
{
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"url": "http://www.osvdb.org/25479"
},
{
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"tags": [
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],
"url": "http://www.realvnc.com/products/free/4.1/release-notes.html"
},
{
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"url": "http://www.securityfocus.com/archive/1/433994/100/0/threaded"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/archive/1/434015/100/0/threaded"
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{
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"url": "http://www.securityfocus.com/archive/1/434117/100/0/threaded"
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{
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{
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"url": "http://www.securityfocus.com/archive/1/434560/100/0/threaded"
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{
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"url": "http://www.securityfocus.com/archive/1/438175/100/0/threaded"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/archive/1/438368/100/0/threaded"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Patch"
],
"url": "http://www.securityfocus.com/bid/17978"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2006/1790"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2006/1821"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.vupen.com/english/advisories/2006/2492"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/26445"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vendorComments": [
{
"comment": "This issue only affected version 4.1.1 and not the versions distributed with Red Hat Enterprise Linux 2.1, 3, or 4.",
"lastModified": "2006-08-16T00:00:00",
"organization": "Red Hat"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-287"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
Vulnerability from fkie_nvd
Published
2004-12-31 05:00
Modified
2025-04-03 01:03
Severity ?
Summary
RealVNC 4.0 and earlier allows remote attackers to cause a denial of service (crash) via a large number of connections to port 5900.
References
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:vnc:realvnc:4.0:*:*:*:*:*:*:*",
"matchCriteriaId": "C9AEF531-D593-4839-A732-915CC7C3AF13",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "RealVNC 4.0 and earlier allows remote attackers to cause a denial of service (crash) via a large number of connections to port 5900."
}
],
"id": "CVE-2004-1750",
"lastModified": "2025-04-03T01:03:51.193",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2004-12-31T05:00:00.000",
"references": [
{
"source": "cve@mitre.org",
"url": "http://marc.info/?l=bugtraq\u0026m=109346198700529\u0026w=2"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit"
],
"url": "http://secunia.com/advisories/13143"
},
{
"source": "cve@mitre.org",
"tags": [
"Exploit"
],
"url": "http://www.securityfocus.com/bid/11048"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/17123"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://marc.info/?l=bugtraq\u0026m=109346198700529\u0026w=2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit"
],
"url": "http://secunia.com/advisories/13143"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit"
],
"url": "http://www.securityfocus.com/bid/11048"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/17123"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}