Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2009-1536

ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in integrated mode on IIS 7.0, does not properly manage request scheduling, which allows remote attackers to cause a denial of service (daemon outage) via a series of crafted HTTP requests, aka "Remote Unauthenticated Denial of Service in ASP.NET Vulnerability."

Security Impact Summary

CVE-2009-1536 is a security vulnerability that . Impacting 3 products from microsoft, from microsoft, from microsoft organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2009, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2009-08-12T17:30:00.547

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 2.6 (LOW)

CVSSv2 Vector

AV:N/AC:H/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: HIGH
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

4.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	microsoft	.net_framework	2.0	Yes
Application	microsoft	.net_framework	2.0	Yes
Application	microsoft	.net_framework	3.5	Yes
Application	microsoft	.net_framework	3.5	Yes
Operating System	microsoft	windows_server_2008	-	Yes
Operating System	microsoft	windows_vista	*	Yes
Operating System	microsoft	windows_vista	-	Yes

References

http://blogs.technet.com/srd/archive/2009/08/11/ms09-035-asp-net-denial-of-service-vulnerability.aspx Vendor Advisory ([email protected])
http://osvdb.org/56905 Broken Link ([email protected])
http://secunia.com/advisories/36127 Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/35985 Patch, Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id?1022715 Third Party Advisory, VDB Entry ([email protected])
http://www.us-cert.gov/cas/techalerts/TA09-223A.html Third Party Advisory, US Government Resource ([email protected])
http://www.vupen.com/english/advisories/2009/2231 Permissions Required, Third Party Advisory ([email protected])
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-036 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6393 Third Party Advisory ([email protected])
http://blogs.technet.com/srd/archive/2009/08/11/ms09-035-asp-net-denial-of-service-vulnerability.aspx Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://osvdb.org/56905 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/36127 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/35985 Patch, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1022715 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA09-223A.html Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/2231 Permissions Required, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-036 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6393 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For microsoft's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.