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CVE-2009-1536

32
FAUCET Score

CVE-2009-1536 describes a denial-of-service vulnerability in ASP.NET within Microsoft .NET Framework 2.0 SP1/SP2 and 3.5 Gold/SP1, specifically when ASP 2.0 operates in integrated mode on IIS 7.0, affecting Windows Server 2008 and Vista. An unauthenticated remote attacker can exploit this by sending crafted HTTP requests, leading to a daemon outage. The vulnerability has a low CVSS score of 2.6 (AV:N/AC:H/Au:N/C:N/I:N/A:P), indicating network access, high attack complexity, no authentication required, and a partial impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2.0CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:2.0:sp1:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
3.5CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
3.5CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:3.5:sp1:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_server_2008:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.6LOW

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
51.32%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.5132 is in the 99th percentile among its peer group of 1,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

blogs.technet.com / srd/archive/2009/08/11/ms09-035-asp-net-denial-of-service-vulnerability.aspx
Vendor Advisory
osvdb.org / 56905
Broken Link
docs.microsoft.com / en-us/security-updates/securitybulletins/2009/ms09-036
secunia.com / advisories/36127
Third Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6393
Third Party Advisory
securityfocus.com / bid/35985
PatchThird Party AdvisoryVDB Entry
securitytracker.com / id
Third Party AdvisoryVDB Entry
us-cert.gov / cas/techalerts/TA09-223A.html
Third Party AdvisoryUS Government Resource
vupen.com / english/advisories/2009/2231
Permissions RequiredThird Party Advisory