MSRC_CVE-2025-21193
Vulnerability from csaf_microsoft - Published: 2025-01-14 08:00 - Updated: 2025-01-14 08:00Summary
Active Directory Federation Server Spoofing Vulnerability
Severity
Important
Notes
Additional Resources: To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer: The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
Customer Action: Required. The vulnerability documented by this CVE requires customer action to resolve.
CWE-352
- Cross-Site Request Forgery (CSRF)
Vendor Fix
10.0.17763.6775:Security Update:https://support.microsoft.com/help/5050008
https://support.microsoft.com/help/5050008
Vendor Fix
10.0.20348.3091:Security Update:https://support.microsoft.com/help/5049983
https://support.microsoft.com/help/5049983
Vendor Fix
10.0.26100.2894:Security Update:https://support.microsoft.com/help/5050009
https://support.microsoft.com/help/5050009
Vendor Fix
10.0.25398.1369:Security Update:https://support.microsoft.com/help/5049984
https://support.microsoft.com/help/5049984
Vendor Fix
10.0.14393.7699:Security Update:https://support.microsoft.com/help/5049993
https://support.microsoft.com/help/5049993
References
Acknowledgments
Adrien Scholler with <a href="https://www.holiseum.com/">Holiseum</a>
{
"document": {
"acknowledgments": [
{
"names": [
"Adrien Scholler with \u003ca href=\"https://www.holiseum.com/\"\u003eHoliseum\u003c/a\u003e"
]
}
],
"aggregate_severity": {
"namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
"text": "Important"
},
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"text": "Public",
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "en-US",
"notes": [
{
"category": "general",
"text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
"title": "Additional Resources"
},
{
"category": "legal_disclaimer",
"text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
"title": "Disclaimer"
},
{
"category": "general",
"text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
"title": "Customer Action"
}
],
"publisher": {
"category": "vendor",
"contact_details": "secure@microsoft.com",
"name": "Microsoft Security Response Center",
"namespace": "https://msrc.microsoft.com"
},
"references": [
{
"category": "self",
"summary": "CVE-2025-21193 Active Directory Federation Server Spoofing Vulnerability - HTML",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21193"
},
{
"category": "self",
"summary": "CVE-2025-21193 Active Directory Federation Server Spoofing Vulnerability - CSAF",
"url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-21193.json"
},
{
"category": "external",
"summary": "Microsoft Exploitability Index",
"url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
},
{
"category": "external",
"summary": "Microsoft Support Lifecycle",
"url": "https://support.microsoft.com/lifecycle"
},
{
"category": "external",
"summary": "Common Vulnerability Scoring System",
"url": "https://www.first.org/cvss"
}
],
"title": "Active Directory Federation Server Spoofing Vulnerability",
"tracking": {
"current_release_date": "2025-01-14T08:00:00.000Z",
"generator": {
"date": "2026-01-06T16:32:40.989Z",
"engine": {
"name": "MSRC Generator",
"version": "1.0"
}
},
"id": "msrc_CVE-2025-21193",
"initial_release_date": "2025-01-14T08:00:00.000Z",
"revision_history": [
{
"date": "2025-01-14T08:00:00.000Z",
"legacy_version": "1",
"number": "1",
"summary": "Information published."
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.17763.6775",
"product": {
"name": "Windows Server 2019 \u003c10.0.17763.6775",
"product_id": "7"
}
},
{
"category": "product_version",
"name": "10.0.17763.6775",
"product": {
"name": "Windows Server 2019 10.0.17763.6775",
"product_id": "11571"
}
}
],
"category": "product_name",
"name": "Windows Server 2019"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.17763.6775",
"product": {
"name": "Windows Server 2019 (Server Core installation) \u003c10.0.17763.6775",
"product_id": "6"
}
},
{
"category": "product_version",
"name": "10.0.17763.6775",
"product": {
"name": "Windows Server 2019 (Server Core installation) 10.0.17763.6775",
"product_id": "11572"
}
}
],
"category": "product_name",
"name": "Windows Server 2019 (Server Core installation)"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.20348.3091",
"product": {
"name": "Windows Server 2022 \u003c10.0.20348.3091",
"product_id": "5"
}
},
{
"category": "product_version",
"name": "10.0.20348.3091",
"product": {
"name": "Windows Server 2022 10.0.20348.3091",
"product_id": "11923"
}
}
],
"category": "product_name",
"name": "Windows Server 2022"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.20348.3091",
"product": {
"name": "Windows Server 2022 (Server Core installation) \u003c10.0.20348.3091",
"product_id": "4"
}
},
{
"category": "product_version",
"name": "10.0.20348.3091",
"product": {
"name": "Windows Server 2022 (Server Core installation) 10.0.20348.3091",
"product_id": "11924"
}
}
],
"category": "product_name",
"name": "Windows Server 2022 (Server Core installation)"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.26100.2894",
"product": {
"name": "Windows Server 2025 (Server Core installation) \u003c10.0.26100.2894",
"product_id": "1"
}
},
{
"category": "product_version",
"name": "10.0.26100.2894",
"product": {
"name": "Windows Server 2025 (Server Core installation) 10.0.26100.2894",
"product_id": "12437"
}
}
],
"category": "product_name",
"name": "Windows Server 2025 (Server Core installation)"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.25398.1369",
"product": {
"name": "Windows Server 2022, 23H2 Edition (Server Core installation) \u003c10.0.25398.1369",
"product_id": "3"
}
},
{
"category": "product_version",
"name": "10.0.25398.1369",
"product": {
"name": "Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1369",
"product_id": "12244"
}
}
],
"category": "product_name",
"name": "Windows Server 2022, 23H2 Edition (Server Core installation)"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.26100.2894",
"product": {
"name": "Windows Server 2025 \u003c10.0.26100.2894",
"product_id": "2"
}
},
{
"category": "product_version",
"name": "10.0.26100.2894",
"product": {
"name": "Windows Server 2025 10.0.26100.2894",
"product_id": "12436"
}
}
],
"category": "product_name",
"name": "Windows Server 2025"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.14393.7699",
"product": {
"name": "Windows Server 2016 \u003c10.0.14393.7699",
"product_id": "9"
}
},
{
"category": "product_version",
"name": "10.0.14393.7699",
"product": {
"name": "Windows Server 2016 10.0.14393.7699",
"product_id": "10816"
}
}
],
"category": "product_name",
"name": "Windows Server 2016"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c10.0.14393.7699",
"product": {
"name": "Windows Server 2016 (Server Core installation) \u003c10.0.14393.7699",
"product_id": "8"
}
},
{
"category": "product_version",
"name": "10.0.14393.7699",
"product": {
"name": "Windows Server 2016 (Server Core installation) 10.0.14393.7699",
"product_id": "10855"
}
}
],
"category": "product_name",
"name": "Windows Server 2016 (Server Core installation)"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2025-21193",
"cwe": {
"id": "CWE-352",
"name": "Cross-Site Request Forgery (CSRF)"
},
"notes": [
{
"category": "general",
"text": "Microsoft",
"title": "Assigning CNA"
},
{
"category": "faq",
"text": "In a web-based attack scenario, an attacker could host a website or server that contains a specially crafted file that is designed to exploit the vulnerability. However, an attacker would have no way to force the user to visit the website. Instead, an attacker would have to convince the user to click a link, typically by way of an enticement in an email or Instant Messenger message, and then convince the user to open the specially crafted file.",
"title": "According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?"
}
],
"product_status": {
"fixed": [
"10816",
"10855",
"11571",
"11572",
"11923",
"11924",
"12244",
"12436",
"12437"
],
"known_affected": [
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9"
]
},
"references": [
{
"category": "self",
"summary": "CVE-2025-21193 Active Directory Federation Server Spoofing Vulnerability - HTML",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21193"
},
{
"category": "self",
"summary": "CVE-2025-21193 Active Directory Federation Server Spoofing Vulnerability - CSAF",
"url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-21193.json"
}
],
"remediations": [
{
"category": "vendor_fix",
"date": "2025-01-14T08:00:00.000Z",
"details": "10.0.17763.6775:Security Update:https://support.microsoft.com/help/5050008",
"product_ids": [
"7",
"6"
],
"url": "https://support.microsoft.com/help/5050008"
},
{
"category": "vendor_fix",
"date": "2025-01-14T08:00:00.000Z",
"details": "10.0.20348.3091:Security Update:https://support.microsoft.com/help/5049983",
"product_ids": [
"5",
"4"
],
"url": "https://support.microsoft.com/help/5049983"
},
{
"category": "vendor_fix",
"date": "2025-01-14T08:00:00.000Z",
"details": "10.0.26100.2894:Security Update:https://support.microsoft.com/help/5050009",
"product_ids": [
"1",
"2"
],
"url": "https://support.microsoft.com/help/5050009"
},
{
"category": "vendor_fix",
"date": "2025-01-14T08:00:00.000Z",
"details": "10.0.25398.1369:Security Update:https://support.microsoft.com/help/5049984",
"product_ids": [
"3"
],
"url": "https://support.microsoft.com/help/5049984"
},
{
"category": "vendor_fix",
"date": "2025-01-14T08:00:00.000Z",
"details": "10.0.14393.7699:Security Update:https://support.microsoft.com/help/5049993",
"product_ids": [
"9",
"8"
],
"url": "https://support.microsoft.com/help/5049993"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"environmentalsScore": 0.0,
"exploitCodeMaturity": "UNPROVEN",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"remediationLevel": "OFFICIAL_FIX",
"reportConfidence": "CONFIRMED",
"scope": "UNCHANGED",
"temporalScore": 5.7,
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
"version": "3.1"
},
"products": [
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9"
]
}
],
"threats": [
{
"category": "impact",
"details": "Spoofing"
},
{
"category": "exploit_status",
"details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely"
}
],
"title": "Active Directory Federation Server Spoofing Vulnerability"
}
]
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
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.
Loading…
Loading…