ubuntu-cve-2017-9233
Vulnerability from osv_ubuntu
Published
2017-06-21 00:00
Modified
2026-05-28 04:02
Summary
Details
XML External Entity vulnerability in libexpat 2.2.0 and earlier (Expat XML Parser Library) allows attackers to put the parser in an infinite loop using a malformed external entity definition from an external DTD.
Severity
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "expat",
"binary_version": "2.1.0-4ubuntu1.4"
},
{
"binary_name": "lib64expat1",
"binary_version": "2.1.0-4ubuntu1.4"
},
{
"binary_name": "libexpat1",
"binary_version": "2.1.0-4ubuntu1.4"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "expat",
"purl": "pkg:deb/ubuntu/expat@2.1.0-4ubuntu1.4?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.1.0-4ubuntu1.4"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.0-4",
"2.1.0-4ubuntu1",
"2.1.0-4ubuntu1.1",
"2.1.0-4ubuntu1.2",
"2.1.0-4ubuntu1.3"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libcoin80",
"binary_version": "3.1.4~abc9f50-4ubuntu2+esm1"
},
{
"binary_name": "libcoin80-runtime",
"binary_version": "3.1.4~abc9f50-4ubuntu2+esm1"
}
]
},
"package": {
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"name": "coin3",
"purl": "pkg:deb/ubuntu/coin3@3.1.4~abc9f50-4ubuntu2+esm1?arch=source\u0026distro=trusty/esm"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.1.4~abc9f50-4ubuntu2+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.1.4~abc9f50-3",
"3.1.4~abc9f50-4",
"3.1.4~abc9f50-4ubuntu2"
]
},
{
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{
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},
{
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}
]
},
"package": {
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"name": "vnc4",
"purl": "pkg:deb/ubuntu/vnc4@4.1.1+xorg4.3.0-37ubuntu5.0.2+esm1?arch=source\u0026distro=esm-infra-legacy/trusty"
},
"ranges": [
{
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{
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}
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}
],
"versions": [
"4.1.1+xorg4.3.0-37ubuntu5",
"4.1.1+xorg4.3.0-37ubuntu5.0.1",
"4.1.1+xorg4.3.0-37ubuntu5.0.2",
"4.1.1+xorg4.3.0-37ubuntu5.0.2+esm1"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "expat",
"binary_version": "2.1.0-7ubuntu0.16.04.3"
},
{
"binary_name": "lib64expat1",
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},
{
"binary_name": "libexpat1",
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}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
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},
"ranges": [
{
"events": [
{
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{
"fixed": "2.1.0-7ubuntu0.16.04.3"
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],
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}
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},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
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]
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"ranges": [
{
"events": [
{
"introduced": "0"
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{
"fixed": "3.1.4~abc9f50+dfsg1-1ubuntu0.1~esm1"
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],
"type": "ECOSYSTEM"
}
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},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "cableswig",
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}
]
},
"package": {
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"name": "cableswig",
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},
{
"ecosystem_specific": {
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{
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},
{
"binary_name": "insighttoolkit4-python",
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},
{
"binary_name": "libinsighttoolkit4.9",
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}
]
},
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]
},
{
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{
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]
},
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},
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}
]
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]
},
{
"ecosystem_specific": {
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{
"binary_name": "vnc4server",
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]
},
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{
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{
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{
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{
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}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:26.04:LTS",
"name": "swish-e",
"purl": "pkg:deb/ubuntu/swish-e@2.4.7-7.1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.4.7-7",
"2.4.7-7.1",
"2.4.7-7.1ubuntu0.1~esm1"
]
}
],
"aliases": [],
"details": "XML External Entity vulnerability in libexpat 2.2.0 and earlier (Expat XML Parser Library) allows attackers to put the parser in an infinite loop using a malformed external entity definition from an external DTD.",
"id": "UBUNTU-CVE-2017-9233",
"modified": "2026-05-28T04:02:45Z",
"published": "2017-06-21T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2017-9233"
},
{
"type": "REPORT",
"url": "https://libexpat.github.io/doc/cve-2017-9233/"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-3356-1"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-3356-2"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4825-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2017-9233"
}
],
"related": [
"USN-3356-1",
"USN-3356-2",
"USN-4825-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2017-9233"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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