ubuntu-cve-2022-39318
Vulnerability from osv_ubuntu
Published
2022-11-17 00:00
Modified
2026-04-22 07:41
Summary
Details
FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input validation in urbdrc channel. A malicious server can trick a FreeRDP based client to crash with division by zero. This issue has been addressed in version 2.9.0. All users are advised to upgrade. Users unable to upgrade should not use the /usb redirection switch.
Severity
4.8 (Medium)
5.7 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
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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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{
"binary_name": "libwinpr-sspi0.1",
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{
"binary_name": "libwinpr-sspicli0.1",
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{
"binary_name": "libwinpr-thread0.1",
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{
"binary_name": "libwinpr-timezone0.1",
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{
"binary_name": "libwinpr-utils0.1",
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{
"binary_name": "libwinpr-winhttp0.1",
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{
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{
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{
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"availability": "No subscription required",
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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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{
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"ecosystem": "Ubuntu:20.04:LTS",
"name": "freerdp2",
"purl": "pkg:deb/ubuntu/freerdp2@2.2.0+dfsg1-0ubuntu0.20.04.4?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.2.0+dfsg1-0ubuntu0.20.04.4"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.0.0~git20190204.1.2693389a+dfsg1-1",
"2.0.0~git20190204.1.2693389a+dfsg1-2",
"2.0.0~git20190204.1.2693389a+dfsg1-2build1",
"2.0.0~git20190204.1.2693389a+dfsg1-2build2",
"2.1.1+dfsg1-0ubuntu0.20.04.1",
"2.2.0+dfsg1-0ubuntu0.20.04.1",
"2.2.0+dfsg1-0ubuntu0.20.04.2",
"2.2.0+dfsg1-0ubuntu0.20.04.3"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "freerdp2-shadow-x11",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "freerdp2-wayland",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "freerdp2-x11",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libfreerdp-client2-2",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libfreerdp-server2-2",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libfreerdp-shadow-subsystem2-2",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libfreerdp-shadow2-2",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libfreerdp2-2",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libuwac0-0",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libwinpr-tools2-2",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "libwinpr2-2",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
},
{
"binary_name": "winpr-utils",
"binary_version": "2.6.1+dfsg1-3ubuntu2.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "freerdp2",
"purl": "pkg:deb/ubuntu/freerdp2@2.6.1+dfsg1-3ubuntu2.3?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.6.1+dfsg1-3ubuntu2.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.3.0+dfsg1-2build1",
"2.3.0+dfsg1-2ubuntu1",
"2.3.0+dfsg1-2ubuntu2",
"2.4.1+dfsg1-1",
"2.4.1+dfsg1-1ubuntu1",
"2.4.1+dfsg1-1ubuntu2",
"2.5.0+dfsg1-1",
"2.6.0+dfsg1-1",
"2.6.1+dfsg1-1",
"2.6.1+dfsg1-3",
"2.6.1+dfsg1-3ubuntu1",
"2.6.1+dfsg1-3ubuntu2",
"2.6.1+dfsg1-3ubuntu2.1",
"2.6.1+dfsg1-3ubuntu2.2"
]
}
],
"aliases": [],
"details": "FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input validation in `urbdrc` channel. A malicious server can trick a FreeRDP based client to crash with division by zero. This issue has been addressed in version 2.9.0. All users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.",
"id": "UBUNTU-CVE-2022-39318",
"modified": "2026-04-22T07:41:40Z",
"published": "2022-11-17T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-39318"
},
{
"type": "REPORT",
"url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-387j-8j96-7q35"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5734-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2022-39318"
}
],
"related": [
"USN-5734-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2022-39318"
]
}
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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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