gsd-2019-10691
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2019-10691",
"description": "The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.",
"id": "GSD-2019-10691",
"references": [
"https://www.suse.com/security/cve/CVE-2019-10691.html",
"https://security.archlinux.org/CVE-2019-10691"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2019-10691"
],
"details": "The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.",
"id": "GSD-2019-10691",
"modified": "2023-12-13T01:23:59.700074Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2019-10691",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "[oss-security] 20190418 CVE-2019-10691: JSON encoder in Dovecot 2.3 incorrecty assert-crashes when encountering invalid UTF-8 characters.",
"refsource": "MLIST",
"url": "http://www.openwall.com/lists/oss-security/2019/04/18/3"
},
{
"name": "[dovecot-news] 20190418 CVE-2019-10691: JSON encoder in Dovecot 2.3 incorrecty assert-crashes when encountering invalid UTF-8 characters.",
"refsource": "MLIST",
"url": "https://dovecot.org/list/dovecot-news/2019-April/000406.html"
},
{
"name": "openSUSE-SU-2019:1312",
"refsource": "SUSE",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00000.html"
},
{
"name": "FEDORA-2019-1b61a528dd",
"refsource": "FEDORA",
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/"
},
{
"name": "GLSA-201908-29",
"refsource": "GENTOO",
"url": "https://security.gentoo.org/glsa/201908-29"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.3.5.2",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2019-10691"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
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"lang": "en",
"value": "The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
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]
},
"references": {
"reference_data": [
{
"name": "[dovecot-news] 20190418 CVE-2019-10691: JSON encoder in Dovecot 2.3 incorrecty assert-crashes when encountering invalid UTF-8 characters.",
"refsource": "MLIST",
"tags": [
"Mailing List",
"Vendor Advisory"
],
"url": "https://dovecot.org/list/dovecot-news/2019-April/000406.html"
},
{
"name": "[oss-security] 20190418 CVE-2019-10691: JSON encoder in Dovecot 2.3 incorrecty assert-crashes when encountering invalid UTF-8 characters.",
"refsource": "MLIST",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2019/04/18/3"
},
{
"name": "openSUSE-SU-2019:1312",
"refsource": "SUSE",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00000.html"
},
{
"name": "FEDORA-2019-1b61a528dd",
"refsource": "FEDORA",
"tags": [],
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/"
},
{
"name": "GLSA-201908-29",
"refsource": "GENTOO",
"tags": [],
"url": "https://security.gentoo.org/glsa/201908-29"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"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,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.0"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
},
"lastModifiedDate": "2020-08-24T17:37Z",
"publishedDate": "2019-04-24T17:29Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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