MEDIUM
Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a denial of service via a long WebDAV request with a (1) PROPFIND or (2) SEARCH method, which generates an error condition that is not properly handled
Published May 30, 2003
5.0
MEDIUMCVSS 2.0
EPSS 43.20%
Description
Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a denial of service via a long WebDAV request with a (1) PROPFIND or (2) SEARCH method, which generates an error condition that is not properly handled.
Affected products
No data.
- 5.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
43.20% 0.43204
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.43204
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 43.20% (0.43204) | 98.69th | v5 (v2026.06.15) |
| Aug 17, 2026 | 43.20% (0.43204) | 98.61th | v5 (v2026.06.15) |
| Jul 12, 2026 | 40.05% (0.40048) | 98.46th | v5 (v2026.06.15) |
| Jun 15, 2026 | 42.58% (0.42575) | 98.53th | v5 (v2026.06.15) |
| Apr 11, 2026 | 64.83% (0.64833) | 98.47th | v4 (v2025.03.14) |
| Dec 28, 2025 | 62.60% (0.62603) | 98.29th | v4 (v2025.03.14) |
| Dec 27, 2025 | 40.64% (0.40639) | 97.24th | v4 (v2025.03.14) |
| Oct 28, 2025 | 62.60% (0.62603) | 98.27th | v4 (v2025.03.14) |
| Oct 27, 2025 | 40.64% (0.40639) | 97.20th | v4 (v2025.03.14) |
| Oct 17, 2025 | 62.60% (0.62603) | 98.27th | v4 (v2025.03.14) |
| Oct 16, 2025 | 61.20% (0.61202) | 98.20th | v4 (v2025.03.14) |
| Oct 1, 2025 | 62.60% (0.62603) | 98.33th | v4 (v2025.03.14) |
| Jul 30, 2025 | 40.64% (0.40639) | 97.24th | v4 (v2025.03.14) |
| Jul 25, 2025 | 62.60% (0.62603) | 98.27th | v4 (v2025.03.14) |
| Mar 30, 2025 | 53.05% (0.53051) | 97.73th | v4 (v2025.03.14) |
| Mar 29, 2025 | 50.17% (0.50169) | 96.82th | v4 (v2025.03.14) |
| Mar 17, 2025 | 53.05% (0.53051) | 97.70th | v4 (v2025.03.14) |
| Dec 12, 2024 | 6.88% (0.06879) | 94.18th | v3 (v2023.03.01) |
| Nov 8, 2023 | 5.93% (0.05929) | 92.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.06% (0.03061) | 89.45th | v3 (v2023.03.01) |
| Mar 6, 2023 | 26.56% (0.26556) | 97.12th | v2 (v2022.01.01) |
| Feb 4, 2022 | 26.56% (0.26556) | 95.76th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (6)
- http://archives.neohapsis.com/archives/bugtraq/2003-05/0308.html mailing-listx_refsource_BUGTRAQPatchVendor Advisory
- http://marc.info/?l=bugtraq&m=105427362724860&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=ntbugtraq&m=105421243732552&w=2 mailing-listx_refsource_NTBUGTRAQ
- http://www.spidynamics.com/iis_alert.html x_refsource_MISCPatchVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-018 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A933 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2003-05/0308.html | mailing-listx_refsource_BUGTRAQPatchVendor Advisory | |
| http://marc.info/?l=bugtraq&m=105427362724860&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://marc.info/?l=ntbugtraq&m=105421243732552&w=2 | mailing-listx_refsource_NTBUGTRAQ | |
| http://www.spidynamics.com/iis_alert.html | x_refsource_MISCPatchVendor Advisory | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-018 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A933 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 30, 2003
Updated Aug 8, 2024
Reserved Apr 30, 2003
Link CVE-2003-0226
CISA Vulnrichment
Updated n/a