219 lines
7.2 KiB
JSON
219 lines
7.2 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "USN-5174-1",
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"summary": "samba vulnerabilities",
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"details": "Stefan Metzmacher discovered that Samba incorrectly handled SMB1 client\nconnections. A remote attacker could possibly use this issue to downgrade\nconnections to plaintext authentication. (CVE-2016-2124)\n\nAndrew Bartlett discovered that Samba incorrectly mapping domain users to\nlocal users. An authenticated attacker could possibly use this issue to\nbecome root on domain members. (CVE-2020-25717)\n\nAndrew Bartlett discovered that Samba did not properly check sensitive\nattributes. An authenticated attacker could possibly use this issue to\nescalate privileges. (CVE-2020-25722)\n\nJoseph Sutton discovered that Samba incorrectly handled certain TGS\nrequests. An authenticated attacker could possibly use this issue to cause\nSamba to crash, resulting in a denial of service. (CVE-2021-3671)\n\nThe fix for CVE-2020-25717 results in possible behaviour changes that could\naffect certain environments. Please see the upstream advisory for more\ninformation:\n\nhttps://www.samba.org/samba/security/CVE-2020-25717.html\n",
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"aliases": [],
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"upstream": [
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"UBUNTU-CVE-2016-2124",
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"UBUNTU-CVE-2020-25717",
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"UBUNTU-CVE-2020-25722",
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"UBUNTU-CVE-2021-3671"
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],
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"related": [],
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"published": "2021-12-06T13:29:33Z",
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"modified": "2026-04-27T14:11:27Z",
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"affected": [
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{
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"package": {
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"ecosystem": "Ubuntu:18.04:LTS",
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"name": "samba",
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"purl": "pkg:deb/ubuntu/samba@2:4.7.6+dfsg~ubuntu-0ubuntu2.26?arch=source&distro=bionic"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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}
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]
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}
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],
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"versions": [
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"2:4.6.7+dfsg-1ubuntu3",
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"2:4.7.1+dfsg-1ubuntu1",
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"2:4.7.3+dfsg-1ubuntu1",
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"2:4.7.4+dfsg-1ubuntu1",
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"2:4.7.6+dfsg~ubuntu-0ubuntu1",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.2",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.4",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.5",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.6",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.7",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.9",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.11",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.13",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.14",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.15",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.16",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.17",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.18",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.19",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.20",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.21",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.23",
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"2:4.7.6+dfsg~ubuntu-0ubuntu2.24"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "ctdb",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "libnss-winbind",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "libpam-winbind",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "libparse-pidl-perl",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "libsmbclient",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "libwbclient0",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "python-samba",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "registry-tools",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "samba",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "samba-common",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "samba-common-bin",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "samba-dsdb-modules",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "samba-libs",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "samba-testsuite",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "samba-vfs-modules",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "smbclient",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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},
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{
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"binary_name": "winbind",
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"binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.26"
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}
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],
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"availability": "No subscription required"
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},
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"database_specific": {
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"cves_map": {
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"ecosystem": "Ubuntu:18.04:LTS",
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"cves": [
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{
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"id": "CVE-2016-2124",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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}
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]
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},
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{
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"id": "CVE-2020-25717",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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}
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]
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},
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{
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"id": "CVE-2020-25722",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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}
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]
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},
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{
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"id": "CVE-2021-3671",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "low"
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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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}
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],
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"references": [
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{
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"type": "ADVISORY",
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"url": "https://ubuntu.com/security/notices/USN-5174-1"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2016-2124"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2020-25717"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2020-25722"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-3671"
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}
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]
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} |