ubuntu-cve-2020-15861
Vulnerability from osv_ubuntu
Published
2020-08-06 00:00
Modified
2026-04-22 07:39
Summary
Details
Net-SNMP through 5.7.3 allows Escalation of Privileges because of UNIX symbolic link (symlink) following.
Severity
7.8 (High)
7.8 (High)
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libsnmp-base",
"binary_version": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
},
{
"binary_name": "libsnmp-perl",
"binary_version": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
},
{
"binary_name": "libsnmp30",
"binary_version": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
},
{
"binary_name": "python-netsnmp",
"binary_version": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
},
{
"binary_name": "snmp",
"binary_version": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
},
{
"binary_name": "snmpd",
"binary_version": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
},
{
"binary_name": "tkmib",
"binary_version": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "net-snmp",
"purl": "pkg:deb/ubuntu/net-snmp@5.7.2~dfsg-8.1ubuntu3.3+esm1?arch=source\u0026distro=trusty/esm"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.7.2~dfsg-8.1ubuntu3.3+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.7.2~dfsg-8ubuntu1",
"5.7.2~dfsg-8ubuntu2",
"5.7.2~dfsg-8.1ubuntu1",
"5.7.2~dfsg-8.1ubuntu2",
"5.7.2~dfsg-8.1ubuntu3",
"5.7.2~dfsg-8.1ubuntu3.1",
"5.7.2~dfsg-8.1ubuntu3.2",
"5.7.2~dfsg-8.1ubuntu3.3"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libsnmp-base",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
},
{
"binary_name": "libsnmp-perl",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
},
{
"binary_name": "libsnmp30",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
},
{
"binary_name": "python-netsnmp",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
},
{
"binary_name": "snmp",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
},
{
"binary_name": "snmpd",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
},
{
"binary_name": "snmptrapd",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
},
{
"binary_name": "tkmib",
"binary_version": "5.7.3+dfsg-1ubuntu4.5"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "net-snmp",
"purl": "pkg:deb/ubuntu/net-snmp@5.7.3+dfsg-1ubuntu4.5?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.7.3+dfsg-1ubuntu4.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.7.3+dfsg-1ubuntu2",
"5.7.3+dfsg-1ubuntu3",
"5.7.3+dfsg-1ubuntu4",
"5.7.3+dfsg-1ubuntu4.1",
"5.7.3+dfsg-1ubuntu4.2",
"5.7.3+dfsg-1ubuntu4.3",
"5.7.3+dfsg-1ubuntu4.4"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libsnmp-base",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
},
{
"binary_name": "libsnmp-perl",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
},
{
"binary_name": "libsnmp30",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
},
{
"binary_name": "python-netsnmp",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
},
{
"binary_name": "snmp",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
},
{
"binary_name": "snmpd",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
},
{
"binary_name": "snmptrapd",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
},
{
"binary_name": "tkmib",
"binary_version": "5.7.3+dfsg-1.8ubuntu3.5"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "net-snmp",
"purl": "pkg:deb/ubuntu/net-snmp@5.7.3+dfsg-1.8ubuntu3.5?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.7.3+dfsg-1.8ubuntu3.5"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.7.3+dfsg-1.7ubuntu1",
"5.7.3+dfsg-1.8ubuntu1",
"5.7.3+dfsg-1.8ubuntu2",
"5.7.3+dfsg-1.8ubuntu3",
"5.7.3+dfsg-1.8ubuntu3.1",
"5.7.3+dfsg-1.8ubuntu3.2",
"5.7.3+dfsg-1.8ubuntu3.3"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libsnmp-base",
"binary_version": "5.8+dfsg-2ubuntu2.3"
},
{
"binary_name": "libsnmp-perl",
"binary_version": "5.8+dfsg-2ubuntu2.3"
},
{
"binary_name": "libsnmp35",
"binary_version": "5.8+dfsg-2ubuntu2.3"
},
{
"binary_name": "snmp",
"binary_version": "5.8+dfsg-2ubuntu2.3"
},
{
"binary_name": "snmpd",
"binary_version": "5.8+dfsg-2ubuntu2.3"
},
{
"binary_name": "snmptrapd",
"binary_version": "5.8+dfsg-2ubuntu2.3"
},
{
"binary_name": "tkmib",
"binary_version": "5.8+dfsg-2ubuntu2.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "net-snmp",
"purl": "pkg:deb/ubuntu/net-snmp@5.8+dfsg-2ubuntu2.3?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.8+dfsg-2ubuntu2.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.7.3+dfsg-5ubuntu5",
"5.7.3+dfsg-5ubuntu6",
"5.8+dfsg-2ubuntu1",
"5.8+dfsg-2ubuntu2",
"5.8+dfsg-2ubuntu2.1",
"5.8+dfsg-2ubuntu2.2"
]
}
],
"aliases": [],
"details": "Net-SNMP through 5.7.3 allows Escalation of Privileges because of UNIX symbolic link (symlink) following.",
"id": "UBUNTU-CVE-2020-15861",
"modified": "2026-04-22T07:39:28Z",
"published": "2020-08-06T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-15861"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4471-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-15861"
}
],
"related": [
"USN-4471-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2020-15861"
]
}
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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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