usn-6365-2
Vulnerability from osv_ubuntu
Published
2023-09-25 10:55
Modified
2026-06-25 10:46
Summary
open-vm-tools vulnerability
Details
USN-6365-1 fixed a vulnerability in Open VM Tools. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.
Original advisory details:
It was discovered that Open VM Tools incorrectly handled SAML tokens. A remote attacker could possibly use this issue to bypass SAML token signature verification and perform VMware Tools Guest Operations.
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2023-20900",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "open-vm-tools",
"binary_version": "2:10.2.0-3~ubuntu0.16.04.1+esm3"
},
{
"binary_name": "open-vm-tools-desktop",
"binary_version": "2:10.2.0-3~ubuntu0.16.04.1+esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "open-vm-tools",
"purl": "pkg:deb/ubuntu/open-vm-tools@2:10.2.0-3~ubuntu0.16.04.1+esm3?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2:10.2.0-3~ubuntu0.16.04.1+esm3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2:9.10.2-2822639-1ubuntu3",
"2:10.0.0-3000743-3ubuntu1",
"2:10.0.7-3227872-2ubuntu1",
"2:10.0.7-3227872-5ubuntu1~16.04.1",
"2:10.0.7-3227872-5ubuntu1~16.04.2",
"2:10.2.0-3~ubuntu0.16.04.1",
"2:10.2.0-3~ubuntu0.16.04.1+esm1",
"2:10.2.0-3~ubuntu0.16.04.1+esm2"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2023-20900",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "open-vm-tools",
"binary_version": "2:11.0.5-4ubuntu0.18.04.3+esm2"
},
{
"binary_name": "open-vm-tools-desktop",
"binary_version": "2:11.0.5-4ubuntu0.18.04.3+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "open-vm-tools",
"purl": "pkg:deb/ubuntu/open-vm-tools@2:11.0.5-4ubuntu0.18.04.3+esm2?arch=source\u0026distro=esm-infra/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2:11.0.5-4ubuntu0.18.04.3+esm2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2:10.1.10-3",
"2:10.1.10-3build1",
"2:10.1.15-1",
"2:10.1.15-1build1",
"2:10.2.0-2",
"2:10.2.0-2build1",
"2:10.2.0-3",
"2:10.2.0-3ubuntu1",
"2:10.2.0-3ubuntu2",
"2:10.2.0-3ubuntu3",
"2:10.3.0-0ubuntu1~18.04.1",
"2:10.3.0-0ubuntu1~18.04.2",
"2:10.3.0-0ubuntu1~18.04.3",
"2:10.3.5-7~ubuntu0.18.04.1",
"2:10.3.10-1~ubuntu0.18.04.1",
"2:11.0.1-2ubuntu0.18.04.2",
"2:11.0.5-4ubuntu0.18.04.1",
"2:11.0.5-4ubuntu0.18.04.2",
"2:11.0.5-4ubuntu0.18.04.3",
"2:11.0.5-4ubuntu0.18.04.3+esm1"
]
}
],
"aliases": [],
"details": "USN-6365-1 fixed a vulnerability in Open VM Tools. This update provides\nthe corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.\n\nOriginal advisory details:\n\n It was discovered that Open VM Tools incorrectly handled SAML tokens. A\n remote attacker could possibly use this issue to bypass SAML token\n signature verification and perform VMware Tools Guest Operations.\n",
"id": "USN-6365-2",
"modified": "2026-06-25T10:46:16Z",
"published": "2023-09-25T10:55:21Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-6365-2"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-20900"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "open-vm-tools vulnerability",
"upstream": [
"UBUNTU-CVE-2023-20900"
]
}
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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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