CVE-2019-11720
Vulnerability from cvelistv5
Published
2019-07-23 13:17
Modified
2024-08-04 23:03
Severity ?
EPSS score ?
Summary
Some unicode characters are incorrectly treated as whitespace during the parsing of web content instead of triggering parsing errors. This allows malicious code to then be processed, evading cross-site scripting (XSS) filtering. This vulnerability affects Firefox < 68.
References
| ▼ | URL | Tags | |
|---|---|---|---|
| security@mozilla.org | http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html | Mailing List, Third Party Advisory | |
| security@mozilla.org | http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html | Mailing List, Third Party Advisory | |
| security@mozilla.org | http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html | Mailing List, Third Party Advisory | |
| security@mozilla.org | http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html | Mailing List, Third Party Advisory | |
| security@mozilla.org | https://bugzilla.mozilla.org/show_bug.cgi?id=1556230 | Issue Tracking, Permissions Required, Vendor Advisory | |
| security@mozilla.org | https://security.gentoo.org/glsa/201908-12 | Third Party Advisory | |
| security@mozilla.org | https://www.mozilla.org/security/advisories/mfsa2019-21/ | Vendor Advisory |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T23:03:32.631Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-21/"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1556230"
},
{
"name": "GLSA-201908-12",
"tags": [
"vendor-advisory",
"x_refsource_GENTOO",
"x_transferred"
],
"url": "https://security.gentoo.org/glsa/201908-12"
},
{
"name": "openSUSE-SU-2019:2248",
"tags": [
"vendor-advisory",
"x_refsource_SUSE",
"x_transferred"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"
},
{
"name": "openSUSE-SU-2019:2249",
"tags": [
"vendor-advisory",
"x_refsource_SUSE",
"x_transferred"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html"
},
{
"name": "openSUSE-SU-2019:2251",
"tags": [
"vendor-advisory",
"x_refsource_SUSE",
"x_transferred"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html"
},
{
"name": "openSUSE-SU-2019:2260",
"tags": [
"vendor-advisory",
"x_refsource_SUSE",
"x_transferred"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThan": "68",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Some unicode characters are incorrectly treated as whitespace during the parsing of web content instead of triggering parsing errors. This allows malicious code to then be processed, evading cross-site scripting (XSS) filtering. This vulnerability affects Firefox \u003c 68."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Character encoding XSS vulnerability",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2019-10-06T14:06:19",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-21/"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1556230"
},
{
"name": "GLSA-201908-12",
"tags": [
"vendor-advisory",
"x_refsource_GENTOO"
],
"url": "https://security.gentoo.org/glsa/201908-12"
},
{
"name": "openSUSE-SU-2019:2248",
"tags": [
"vendor-advisory",
"x_refsource_SUSE"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"
},
{
"name": "openSUSE-SU-2019:2249",
"tags": [
"vendor-advisory",
"x_refsource_SUSE"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html"
},
{
"name": "openSUSE-SU-2019:2251",
"tags": [
"vendor-advisory",
"x_refsource_SUSE"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html"
},
{
"name": "openSUSE-SU-2019:2260",
"tags": [
"vendor-advisory",
"x_refsource_SUSE"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security@mozilla.org",
"ID": "CVE-2019-11720",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Firefox",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "68"
}
]
}
}
]
},
"vendor_name": "Mozilla"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Some unicode characters are incorrectly treated as whitespace during the parsing of web content instead of triggering parsing errors. This allows malicious code to then be processed, evading cross-site scripting (XSS) filtering. This vulnerability affects Firefox \u003c 68."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Character encoding XSS vulnerability"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.mozilla.org/security/advisories/mfsa2019-21/",
"refsource": "MISC",
"url": "https://www.mozilla.org/security/advisories/mfsa2019-21/"
},
{
"name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1556230",
"refsource": "MISC",
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1556230"
},
{
"name": "GLSA-201908-12",
"refsource": "GENTOO",
"url": "https://security.gentoo.org/glsa/201908-12"
},
{
"name": "openSUSE-SU-2019:2248",
"refsource": "SUSE",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"
},
{
"name": "openSUSE-SU-2019:2249",
"refsource": "SUSE",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html"
},
{
"name": "openSUSE-SU-2019:2251",
"refsource": "SUSE",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html"
},
{
"name": "openSUSE-SU-2019:2260",
"refsource": "SUSE",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2019-11720",
"datePublished": "2019-07-23T13:17:35",
"dateReserved": "2019-05-03T00:00:00",
"dateUpdated": "2024-08-04T23:03:32.631Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2019-11720\",\"sourceIdentifier\":\"security@mozilla.org\",\"published\":\"2019-07-23T14:15:16.140\",\"lastModified\":\"2023-03-02T16:23:07.540\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Some unicode characters are incorrectly treated as whitespace during the parsing of web content instead of triggering parsing errors. This allows malicious code to then be processed, evading cross-site scripting (XSS) filtering. This vulnerability affects Firefox \u003c 68.\"},{\"lang\":\"es\",\"value\":\"Algunos caracteres unicode son tratados incorrectamente como espacios en blanco durante el an\u00e1lisis de contenido web en lugar de desencadenar errores de an\u00e1lisis. Esto permite que sea procesado el c\u00f3digo malicioso, evadiendo el filtrado de cross-site scripting (XSS). Esta vulnerabilidad afecta a Firefox anteriores a versi\u00f3n 68.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.1,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:P/A:N\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\",\"baseScore\":4.3},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"68.0\",\"matchCriteriaId\":\"BB53FE62-B5D2-497B-A7E3-40FFE81A9653\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F1E78106-58E6-4D59-990F-75DA575BFAD9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B620311B-34A3-48A6-82DF-6F078D7A4493\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html\",\"source\":\"security@mozilla.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html\",\"source\":\"security@mozilla.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html\",\"source\":\"security@mozilla.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html\",\"source\":\"security@mozilla.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.mozilla.org/show_bug.cgi?id=1556230\",\"source\":\"security@mozilla.org\",\"tags\":[\"Issue Tracking\",\"Permissions Required\",\"Vendor Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201908-12\",\"source\":\"security@mozilla.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.mozilla.org/security/advisories/mfsa2019-21/\",\"source\":\"security@mozilla.org\",\"tags\":[\"Vendor Advisory\"]}]}}"
}
}
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.