CVE-2011-1775
Vulnerability from cvelistv5
Published
2011-05-26 18:00
Modified
2024-08-06 22:37
Severity ?
EPSS score ?
Summary
The CSecurityTLS::processMsg function in common/rfb/CSecurityTLS.cxx in the vncviewer component in TigerVNC 1.1beta1 does not properly verify the server's X.509 certificate, which allows man-in-the-middle attackers to spoof a TLS VNC server via an arbitrary certificate.
References
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-06T22:37:25.770Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "[oss-security] 20110506 CVE request: tigervnc",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://openwall.com/lists/oss-security/2011/05/06/2"
},
{
"name": "[oss-security] 20110509 Re: CVE request: tigervnc",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://openwall.com/lists/oss-security/2011/05/09/7"
},
{
"name": "[tigervnc-devel] 20110504 potential vulnerability in TLS secType?",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01342.html"
},
{
"name": "[tigervnc-devel] 20110504 Re: potential vulnerability in TLS secType?",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01345.html"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=702672"
},
{
"name": "FEDORA-2011-6838",
"tags": [
"vendor-advisory",
"x_refsource_FEDORA",
"x_transferred"
],
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060567.html"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=702470"
},
{
"name": "RHSA-2011:0871",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "http://www.redhat.com/support/errata/RHSA-2011-0871.html"
},
{
"name": "44939",
"tags": [
"third-party-advisory",
"x_refsource_SECUNIA",
"x_transferred"
],
"url": "http://secunia.com/advisories/44939"
},
{
"name": "47738",
"tags": [
"vdb-entry",
"x_refsource_BID",
"x_transferred"
],
"url": "http://www.securityfocus.com/bid/47738"
},
{
"name": "[tigervnc-devel] 20110505 Re: potential vulnerability in TLS secType?",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01347.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"datePublic": "2011-05-04T00:00:00",
"descriptions": [
{
"lang": "en",
"value": "The CSecurityTLS::processMsg function in common/rfb/CSecurityTLS.cxx in the vncviewer component in TigerVNC 1.1beta1 does not properly verify the server\u0027s X.509 certificate, which allows man-in-the-middle attackers to spoof a TLS VNC server via an arbitrary certificate."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2011-09-07T09:00:00",
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"shortName": "redhat"
},
"references": [
{
"name": "[oss-security] 20110506 CVE request: tigervnc",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://openwall.com/lists/oss-security/2011/05/06/2"
},
{
"name": "[oss-security] 20110509 Re: CVE request: tigervnc",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://openwall.com/lists/oss-security/2011/05/09/7"
},
{
"name": "[tigervnc-devel] 20110504 potential vulnerability in TLS secType?",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01342.html"
},
{
"name": "[tigervnc-devel] 20110504 Re: potential vulnerability in TLS secType?",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01345.html"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=702672"
},
{
"name": "FEDORA-2011-6838",
"tags": [
"vendor-advisory",
"x_refsource_FEDORA"
],
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060567.html"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=702470"
},
{
"name": "RHSA-2011:0871",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "http://www.redhat.com/support/errata/RHSA-2011-0871.html"
},
{
"name": "44939",
"tags": [
"third-party-advisory",
"x_refsource_SECUNIA"
],
"url": "http://secunia.com/advisories/44939"
},
{
"name": "47738",
"tags": [
"vdb-entry",
"x_refsource_BID"
],
"url": "http://www.securityfocus.com/bid/47738"
},
{
"name": "[tigervnc-devel] 20110505 Re: potential vulnerability in TLS secType?",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01347.html"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2011-1775",
"datePublished": "2011-05-26T18:00:00",
"dateReserved": "2011-04-19T00:00:00",
"dateUpdated": "2024-08-06T22:37:25.770Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2011-1775\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2011-05-26T18:55:02.287\",\"lastModified\":\"2024-11-21T01:27:01.443\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The CSecurityTLS::processMsg function in common/rfb/CSecurityTLS.cxx in the vncviewer component in TigerVNC 1.1beta1 does not properly verify the server\u0027s X.509 certificate, which allows man-in-the-middle attackers to spoof a TLS VNC server via an arbitrary certificate.\"},{\"lang\":\"es\",\"value\":\"La funci\u00f3n CSecurityTLS::processMsg en common/rtb/CSecurityTLS.cxx en el componente vncviewer en tigervnc v1.1beta1 no verifica de forma adecuada el certificado X.509 del servidor, lo que permite a ataques de Hombre en medio (man-in-the-middle) para falsificar un servidor TSL VNC mediante un certificado de su elecci\u00f3n.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:N\",\"baseScore\":5.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:tigervnc:tigervnc:1.1:beta1:*:*:*:*:*:*\",\"matchCriteriaId\":\"80605C78-6890-4CA3-BB83-0BAF1B103A09\"}]}]}],\"references\":[{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060567.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/05/06/2\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/05/09/7\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://secunia.com/advisories/44939\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01342.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01345.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01347.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.redhat.com/support/errata/RHSA-2011-0871.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.securityfocus.com/bid/47738\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=702470\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=702672\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2011-May/060567.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/05/06/2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/05/09/7\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/44939\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01342.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01345.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mail-archive.com/tigervnc-devel%40lists.sourceforge.net/msg01347.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.redhat.com/support/errata/RHSA-2011-0871.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/47738\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=702470\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=702672\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
}
}
Loading…
Loading…
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.