WID-SEC-W-2024-0016
Vulnerability from csaf_certbund - Published: 2024-01-04 23:00 - Updated: 2024-01-10 23:00Es besteht eine Schwachstelle im NCP Secure Enterprise Client. Dieser Fehler besteht aufgrund eines Link-Following-Problems, das die Ausführung von DLL-Dateien mit SYSTEM-Rechten ermöglicht. Durch das Erstellen eines symbolischen Links kann ein entfernter, authentifizierter Angreifer diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern und beliebigen Code auszuführen.
{
"document": {
"aggregate_severity": {
"text": "hoch"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "Der Secure Enterprise Client von NCP ist ein VPN-Client mit zentraler Administration.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in NCP Secure Enterprise Client ausnutzen, um seine Privilegien zu erh\u00f6hen und zur Ausf\u00fchrung von beliebigem Code.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Windows",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2024-0016 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-0016.json"
},
{
"category": "self",
"summary": "WID-SEC-2024-0016 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-0016"
},
{
"category": "external",
"summary": "VUMETRIC CYBER PORTAL vom 2024-01-03",
"url": "https://cyber.vumetric.com/vulns/CVE-2023-28872/link-following-vulnerability-in-ncp-e-secure-enterprise-client-10-14-10-15-12-22/"
},
{
"category": "external",
"summary": "Proof of Concept (PoC)",
"url": "https://herolab.usd.de/en/security-advisories/usd-2022-0006/"
}
],
"source_lang": "en-US",
"title": "NCP Secure Enterprise Client: Schwachstelle erm\u00f6glicht Privilegieneskalation und Codeausf\u00fchrung",
"tracking": {
"current_release_date": "2024-01-10T23:00:00.000+00:00",
"generator": {
"date": "2024-08-15T18:03:18.152+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.5"
}
},
"id": "WID-SEC-W-2024-0016",
"initial_release_date": "2024-01-04T23:00:00.000+00:00",
"revision_history": [
{
"date": "2024-01-04T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2024-01-10T23:00:00.000+00:00",
"number": "2",
"summary": "Korrektur: Nur Windows-Installation sind betroffen"
}
],
"status": "final",
"version": "2"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "NCP Secure Enterprise Client \u003c 13.10",
"product": {
"name": "NCP Secure Enterprise Client \u003c 13.10",
"product_id": "T031882",
"product_identification_helper": {
"cpe": "cpe:/a:ncp:vpn_secure_client:13.10"
}
}
}
],
"category": "vendor",
"name": "NCP"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2023-28872",
"notes": [
{
"category": "description",
"text": "Es besteht eine Schwachstelle im NCP Secure Enterprise Client. Dieser Fehler besteht aufgrund eines Link-Following-Problems, das die Ausf\u00fchrung von DLL-Dateien mit SYSTEM-Rechten erm\u00f6glicht. Durch das Erstellen eines symbolischen Links kann ein entfernter, authentifizierter Angreifer diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern und beliebigen Code auszuf\u00fchren."
}
],
"release_date": "2024-01-04T23:00:00.000+00:00",
"title": "CVE-2023-28872"
}
]
}
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