usn-3723-1
Vulnerability from osv_ubuntu
Published
2018-07-25 17:02
Modified
2026-04-27 14:11
Summary
tomcat7, tomcat8 vulnerabilities
Details
It was discovered that Tomcat incorrectly handled decoding certain UTF-8 strings. A remote attacker could possibly use this issue to cause Tomcat to crash, resulting in a denial of service. (CVE-2018-1336)
It was discovered that the Tomcat WebSocket client incorrectly performed hostname verification. A remote attacker could possibly use this issue to intercept sensitive information. (CVE-2018-8034)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2018-1336",
"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"
}
]
},
{
"id": "CVE-2018-8034",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:14.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libservlet3.0-java",
"binary_version": "7.0.52-1ubuntu0.15"
},
{
"binary_name": "libtomcat7-java",
"binary_version": "7.0.52-1ubuntu0.15"
},
{
"binary_name": "tomcat7",
"binary_version": "7.0.52-1ubuntu0.15"
},
{
"binary_name": "tomcat7-admin",
"binary_version": "7.0.52-1ubuntu0.15"
},
{
"binary_name": "tomcat7-common",
"binary_version": "7.0.52-1ubuntu0.15"
},
{
"binary_name": "tomcat7-docs",
"binary_version": "7.0.52-1ubuntu0.15"
},
{
"binary_name": "tomcat7-examples",
"binary_version": "7.0.52-1ubuntu0.15"
},
{
"binary_name": "tomcat7-user",
"binary_version": "7.0.52-1ubuntu0.15"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "tomcat7",
"purl": "pkg:deb/ubuntu/tomcat7@7.0.52-1ubuntu0.15?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7.0.52-1ubuntu0.15"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7.0.42-1",
"7.0.47-1",
"7.0.50-1",
"7.0.52-1",
"7.0.52-1ubuntu0.1",
"7.0.52-1ubuntu0.3",
"7.0.52-1ubuntu0.6",
"7.0.52-1ubuntu0.7",
"7.0.52-1ubuntu0.8",
"7.0.52-1ubuntu0.9",
"7.0.52-1ubuntu0.10",
"7.0.52-1ubuntu0.11",
"7.0.52-1ubuntu0.13",
"7.0.52-1ubuntu0.14"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2018-1336",
"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"
}
]
},
{
"id": "CVE-2018-8034",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libservlet3.1-java",
"binary_version": "8.0.32-1ubuntu1.7"
},
{
"binary_name": "libtomcat8-java",
"binary_version": "8.0.32-1ubuntu1.7"
},
{
"binary_name": "tomcat8",
"binary_version": "8.0.32-1ubuntu1.7"
},
{
"binary_name": "tomcat8-admin",
"binary_version": "8.0.32-1ubuntu1.7"
},
{
"binary_name": "tomcat8-common",
"binary_version": "8.0.32-1ubuntu1.7"
},
{
"binary_name": "tomcat8-docs",
"binary_version": "8.0.32-1ubuntu1.7"
},
{
"binary_name": "tomcat8-examples",
"binary_version": "8.0.32-1ubuntu1.7"
},
{
"binary_name": "tomcat8-user",
"binary_version": "8.0.32-1ubuntu1.7"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "tomcat8",
"purl": "pkg:deb/ubuntu/tomcat8@8.0.32-1ubuntu1.7?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "8.0.32-1ubuntu1.7"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"8.0.26-1",
"8.0.28-1",
"8.0.30-1",
"8.0.32-1",
"8.0.32-1ubuntu1",
"8.0.32-1ubuntu1.1",
"8.0.32-1ubuntu1.2",
"8.0.32-1ubuntu1.3",
"8.0.32-1ubuntu1.4",
"8.0.32-1ubuntu1.5",
"8.0.32-1ubuntu1.6"
]
}
],
"aliases": [],
"details": "It was discovered that Tomcat incorrectly handled decoding certain\nUTF-8 strings. A remote attacker could possibly use this issue to cause\nTomcat to crash, resulting in a denial of service. (CVE-2018-1336)\n\nIt was discovered that the Tomcat WebSocket client incorrectly performed\nhostname verification. A remote attacker could possibly use this issue to\nintercept sensitive information. (CVE-2018-8034)\n",
"id": "USN-3723-1",
"modified": "2026-04-27T14:11:23Z",
"published": "2018-07-25T17:02:15Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-3723-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2018-1336"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2018-8034"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "tomcat7, tomcat8 vulnerabilities",
"upstream": [
"UBUNTU-CVE-2018-1336",
"UBUNTU-CVE-2018-8034"
]
}
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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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