msrc_cve-2022-26929
Vulnerability from csaf_microsoft
Published
2022-09-13 07:00
Modified
2022-12-15 08:00
Summary
.NET Framework Remote Code Execution Vulnerability
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.
{ "document": { "acknowledgments": [ { "names": [ "\u003ca href=\"https://twitter.com/3r4nz\"\u003eEran Zimmerman Gonen\u003c/a\u003e with \u003ca href=\"https://www.accenture.com/us-en/services/security-index\"\u003eAccenture Security Israel\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-2022-26929 .NET Framework Remote Code Execution Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26929" }, { "category": "self", "summary": "CVE-2022-26929 .NET Framework Remote Code Execution Vulnerability - CSAF", "url": "https://msrc.microsoft.com/csaf/2022/msrc_cve-2022-26929.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": ".NET Framework Remote Code Execution Vulnerability", "tracking": { "current_release_date": "2022-12-15T08:00:00.000Z", "generator": { "date": "2025-01-02T19:40:07.255Z", "engine": { "name": "MSRC Generator", "version": "1.0" } }, "id": "msrc_CVE-2022-26929", "initial_release_date": "2022-09-13T07:00:00.000Z", "revision_history": [ { "date": "2022-09-13T07:00:00.000Z", "legacy_version": "1", "number": "1", "summary": "Information published." }, { "date": "2022-09-16T07:00:00.000Z", "legacy_version": "1.1", "number": "2", "summary": "Updated the FAQs to further clarify the update guidance for this CVE. This is an informational change only." }, { "date": "2022-12-15T08:00:00.000Z", "legacy_version": "2", "number": "3", "summary": "In the Security Updates table, added .NET Framework 3.5 and 4.6/4.6.2 installed on Windows 10 for 32-bit Systems and Windows 10 for x64-based Systems as they are affected by this vulnerability. Microsoft strongly recommends that customers install the updates to be fully protected from the vulnerability. Customers whose systems are configured to receive automatic updates do not need to take any further action." } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 \u003c4.8.1.09082.07", "product_id": "3" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 4.8.1.09082.07", "product_id": "12079-11924" } } ], "category": "product_name", "name": "Microsoft .NET Framework 3.5 AND 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 \u003c4.8.1.09082.07", "product_id": "7" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 4.8.1.09082.07", "product_id": "12078-11898" } } ], "category": "product_name", "name": "Microsoft .NET Framework 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 \u003c4.8.1.09082.07", "product_id": "4" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 4.8.1.09082.07", "product_id": "12079-11926" } } ], "category": "product_name", "name": "Microsoft .NET Framework 3.5 AND 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 \u003c4.8.1.09082.07", "product_id": "8" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 4.8.1.09082.07", "product_id": "12078-11896" } } ], "category": "product_name", "name": "Microsoft .NET Framework 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 \u003c4.8.1.09082.07", "product_id": "9" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 4.8.1.09082.07", "product_id": "12078-11929" } } ], "category": "product_name", "name": "Microsoft .NET Framework 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 \u003c4.8.1.09082.07", "product_id": "5" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 4.8.1.09082.07", "product_id": "12079-11923" } } ], "category": "product_name", "name": "Microsoft .NET Framework 3.5 AND 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 \u003c4.8.1.09082.07", "product_id": "10" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 4.8.1.09082.07", "product_id": "12078-11930" } } ], "category": "product_name", "name": "Microsoft .NET Framework 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 \u003c4.8.1.09082.07", "product_id": "11" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 4.8.1.09082.07", "product_id": "12078-11897" } } ], "category": "product_name", "name": "Microsoft .NET Framework 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 \u003c4.8.1.09082.07", "product_id": "12" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 4.8.1 4.8.1.09082.07", "product_id": "12078-11931" } } ], "category": "product_name", "name": "Microsoft .NET Framework 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 \u003c4.8.1.09082.07", "product_id": "6" } }, { "category": "product_version", "name": "4.8.1.09082.07", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.8.1 4.8.1.09082.07", "product_id": "12079-11927" } } ], "category": "product_name", "name": "Microsoft .NET Framework 3.5 AND 4.8.1" }, { "branches": [ { "category": "product_version_range", "name": "\u003c10.0.10240.19444", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.6/4.6.2 \u003c10.0.10240.19444", "product_id": "1" } }, { "category": "product_version", "name": "10.0.10240.19444", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.6/4.6.2 10.0.10240.19444", "product_id": "12135-10729" } } ], "category": "product_name", "name": "Microsoft .NET Framework 3.5 AND 4.6/4.6.2" }, { "branches": [ { "category": "product_version_range", "name": "\u003c10.0.10240.19444", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.6/4.6.2 \u003c10.0.10240.19444", "product_id": "2" } }, { "category": "product_version", "name": "10.0.10240.19444", "product": { "name": "Microsoft .NET Framework 3.5 AND 4.6/4.6.2 10.0.10240.19444", "product_id": "12135-10735" } } ], "category": "product_name", "name": "Microsoft .NET Framework 3.5 AND 4.6/4.6.2" } ] }, "vulnerabilities": [ { "cve": "CVE-2022-26929", "notes": [ { "category": "general", "text": "Microsoft", "title": "Assigning CNA" }, { "category": "faq", "text": "The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally.\nFor example, when the score indicates that the Attack Vector is Local and User Interaction is Required, this could describe an exploit in which an attacker, through social engineering, convinces a victim to download and open a specially crafted file from a website which leads to a local attack on their computer.", "title": "According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?" }, { "category": "faq", "text": "The component affected by this vulnerability is serviced by Windows for Windows 10 version 1809 and earlier, and by .NET Framework for Windows 10 version 20H2 and later. To be protected from this vulnerability, customers should install the updates listed in the Security Updates table for their operating system as follows. Customers whose systems are configured to receive automatic updates do not need to take any further action.\nCustomers running Windows 8.1 and earlier can install either the Windows Security Only or the Windows Monthly Update to receive the update for all versions of .NET Framework., Customers running Windows 10, Windows 10 version 1607, or Windows 10 version 1809 and later should install the Windows Security Update to receive the update for all versions of .NET Framework., Customers running Windows 10 version 20H2 and later should install the Security Update for the versions of .NET Framework installed on their system.", "title": "The Security Updates table indicates that this vulnerability affects all supported versions of .NET Framework installed on Windows. Why are Windows updates listed for Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows Server 2012, Windows 8.1, Windows Server 2012 R2, Windows 10, Windows 10 Version 1607, Windows Server 2016, Windows 10 Version 1809, and Windows Server 2019?" } ], "product_status": { "fixed": [ "12078-11896", "12078-11897", "12078-11898", "12078-11929", "12078-11930", "12078-11931", "12079-11923", "12079-11924", "12079-11926", "12079-11927", "12135-10729", "12135-10735" ], "known_affected": [ "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12" ] }, "references": [ { "category": "self", "summary": "CVE-2022-26929 .NET Framework Remote Code Execution Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26929" }, { "category": "self", "summary": "CVE-2022-26929 .NET Framework Remote Code Execution Vulnerability - CSAF", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26929" } ], "remediations": [ { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "3.5.09082.05:Security Update:https://support.microsoft.com/help/5017501", "product_ids": [ "3", "5" ], "url": "https://support.microsoft.com/help/5017501" }, { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "4.8.04556.03:Security Update:https://support.microsoft.com/help/5017499", "product_ids": [ "7" ], "url": "https://support.microsoft.com/help/5017499" }, { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "4.8.1.09082.07:Security Update:https://support.microsoft.com/help/5017497", "product_ids": [ "4" ], "url": "https://support.microsoft.com/help/5017497" }, { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "4.8.1.09082.07:Security Update:https://support.microsoft.com/help/5017499", "product_ids": [ "8" ], "url": "https://support.microsoft.com/help/5017499" }, { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "4.8.1.09082.07:Security Update:https://support.microsoft.com/help/5017500", "product_ids": [ "9", "10", "12" ], "url": "https://support.microsoft.com/help/5017500" }, { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "4.8.1.09082.07:Security Update:https://support.microsoft.com/help/5017499", "product_ids": [ "11" ], "url": "https://support.microsoft.com/help/5017499" }, { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "4.8.1.09082.07:Security Update:https://support.microsoft.com/help/5017497", "product_ids": [ "6" ], "url": "https://support.microsoft.com/help/5017497" }, { "category": "vendor_fix", "date": "2022-09-13T07:00:00.000Z", "details": "10.0.10240.19444:Security Update:https://support.microsoft.com/help/5017327", "product_ids": [ "1", "2" ], "url": "https://support.microsoft.com/help/5017327" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "environmentalsScore": 0.0, "exploitCodeMaturity": "UNPROVEN", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "remediationLevel": "OFFICIAL_FIX", "reportConfidence": "CONFIRMED", "scope": "UNCHANGED", "temporalScore": 6.8, "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C", "version": "3.1" }, "products": [ "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12" ] } ], "threats": [ { "category": "impact", "details": "Remote Code Execution" }, { "category": "exploit_status", "details": "Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely" } ], "title": ".NET Framework Remote Code Execution Vulnerability" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.