A denial of service exists in Microsoft IIS Server when the optional request filtering feature improperly handles requests. An attacker who successfully exploited this vulnerability could perform a temporary denial of service against pages configured to use request filtering.
To exploit this vulnerability, an attacker could send a specially crafted request to a page utilizing request filtering.
The update addresses the vulnerability by changing the way certain requests are processed by the filter.
Metrics
Affected Vendors & Products
References
History
Fri, 20 Feb 2026 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Microsoft windows 10 1507
Microsoft windows 10 1607 Microsoft windows 10 1803 Microsoft windows 10 1809 Microsoft windows Server 1803 Microsoft windows Server 1903 Microsoft windows Server 2008 R2 Microsoft windows Server 2008 Sp2 Microsoft windows Server 2012 R2 |
|
| CPEs | cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_1803:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_1903:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:itanium:* cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:itanium:* cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft windows 10 1507
Microsoft windows 10 1607 Microsoft windows 10 1803 Microsoft windows 10 1809 Microsoft windows Server 1803 Microsoft windows Server 1903 Microsoft windows Server 2008 R2 Microsoft windows Server 2008 Sp2 Microsoft windows Server 2012 R2 |
Tue, 20 May 2025 18:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A denial of service exists in Microsoft IIS Server when the optional request filtering feature improperly handles requests, aka 'Microsoft IIS Server Denial of Service Vulnerability'. | A denial of service exists in Microsoft IIS Server when the optional request filtering feature improperly handles requests. An attacker who successfully exploited this vulnerability could perform a temporary denial of service against pages configured to use request filtering. To exploit this vulnerability, an attacker could send a specially crafted request to a page utilizing request filtering. The update addresses the vulnerability by changing the way certain requests are processed by the filter. |
| Title | Microsoft IIS Server Denial of Service Vulnerability | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: microsoft
Published:
Updated: 2025-05-20T17:49:32.602Z
Reserved: 2018-11-26T00:00:00.000Z
Link: CVE-2019-0941
No data.
Status : Modified
Published: 2019-06-12T14:29:01.667
Modified: 2025-05-20T18:15:30.557
Link: CVE-2019-0941
No data.