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{
"schema_version": "1.7.0",
"id": "USN-4552-3",
"summary": "pam-python regression",
"details": "USN-4552-1 and USN-4552-2 fixed a vulnerability in Pam-python. The update\nintroduced a regression which prevented PAM modules written in Python from\nimporting python modules from site-specific directories.\n\nWe apologize for the inconvenience.\n\nOriginal advisory details:\n\n Malte Kraus discovered that Pam-python mishandled certain environment variables.\n A local attacker could potentially use this vulnerability to execute programs\n as root.\n",
"aliases": [],
"upstream": [
"UBUNTU-CVE-2019-16729"
],
"related": [],
"published": "2020-10-28T16:23:03Z",
"modified": "2026-02-10T04:41:56Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "pam-python",
"purl": "pkg:deb/ubuntu/pam-python@1.0.4-1.1+deb8u1ubuntu0.1?arch=source&distro=xenial"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.0.4-1.1+deb8u1ubuntu0.1"
}
]
}
],
"versions": [
"1.0.4-1",
"1.0.4-1.1+deb8u1build0.16.04.1"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libpam-python",
"binary_version": "1.0.4-1.1+deb8u1ubuntu0.1"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:16.04:LTS",
"cves": [
{
"id": "CVE-2019-16729",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
},
{
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "pam-python",
"purl": "pkg:deb/ubuntu/pam-python@1.0.6-1.1+deb10u1ubuntu0.1?arch=source&distro=bionic"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.0.6-1.1+deb10u1ubuntu0.1"
}
]
}
],
"versions": [
"1.0.6-1",
"1.0.6-1.1+deb10u1build0.18.04.1"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libpam-python",
"binary_version": "1.0.6-1.1+deb10u1ubuntu0.1"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:18.04:LTS",
"cves": [
{
"id": "CVE-2019-16729",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4552-3"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2019-16729"
}
]
}