usn-4800-1
Vulnerability from osv_ubuntu
Published
2021-03-15 21:24
Modified
2026-06-25 10:45
Summary
lynx vulnerabilities
Details
It was discovered that Lynx incorrectly handled certain URLs. A remote attacker could possibly use this issue to obtain sensitive information or other unspecified impact. This issue only affected Ubuntu 16.04 ESM. (CVE-2016-9179)
It was discovered that Lynx incorrectly handled certain HTML files. A remote attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 ESM. (CVE-2017-1000211)
Thorsten Glaser discovered that Lynx mishandles the userinfo subcomponents of a URI. An attacker monitoring the network could discover cleartext credentials because they may appear in SNI data. (CVE-2021-38165)
References
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-38165",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "lynx",
"binary_version": "2.8.9dev8-4ubuntu1+esm2"
},
{
"binary_name": "lynx-common",
"binary_version": "2.8.9dev8-4ubuntu1+esm2"
},
{
"binary_name": "lynx-cur",
"binary_version": "2.8.9dev8-4ubuntu1+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "lynx",
"purl": "pkg:deb/ubuntu/lynx@2.8.9dev8-4ubuntu1+esm2?arch=source\u0026distro=esm-apps/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.8.9dev8-4ubuntu1+esm2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.8.9dev8-4ubuntu1",
"2.8.9dev8-4ubuntu1+esm1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-38165",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "lynx",
"binary_version": "2.8.9dev16-3ubuntu0.1~esm1"
},
{
"binary_name": "lynx-common",
"binary_version": "2.8.9dev16-3ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "lynx",
"purl": "pkg:deb/ubuntu/lynx@2.8.9dev16-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.8.9dev16-3ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.8.9dev16-1",
"2.8.9dev16-2",
"2.8.9dev16-3"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2021-38165",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "lynx",
"binary_version": "2.9.0dev.5-1ubuntu0.1~esm1"
},
{
"binary_name": "lynx-common",
"binary_version": "2.9.0dev.5-1ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "lynx",
"purl": "pkg:deb/ubuntu/lynx@2.9.0dev.5-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9.0dev.5-1ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.9.0dev.4-1",
"2.9.0dev.5-1"
]
}
],
"aliases": [],
"details": "It was discovered that Lynx incorrectly handled certain URLs. A remote attacker\ncould possibly use this issue to obtain sensitive information or other\nunspecified impact. This issue only affected Ubuntu 16.04 ESM.\n(CVE-2016-9179)\n\nIt was discovered that Lynx incorrectly handled certain HTML files. A remote\nattacker could possibly use this issue to obtain sensitive information.\nThis issue only affected Ubuntu 16.04 ESM. (CVE-2017-1000211)\n\nThorsten Glaser discovered that Lynx mishandles the userinfo subcomponents of\na URI. An attacker monitoring the network could discover cleartext\ncredentials because they may appear in SNI data. (CVE-2021-38165)",
"id": "USN-4800-1",
"modified": "2026-06-25T10:45:59Z",
"published": "2021-03-15T21:24:24Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4800-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2016-9179"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2017-1000211"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-38165"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "lynx vulnerabilities",
"upstream": [
"UBUNTU-CVE-2016-9179",
"UBUNTU-CVE-2017-1000211",
"UBUNTU-CVE-2021-38165"
]
}
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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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