CVE-2009-1535

N/A Unknown
Published: June 10, 2009 Modified: April 23, 2026
View on NVD

Description

The WebDAV extension in Microsoft Internet Information Services (IIS) 5.1 and 6.0 allows remote attackers to bypass URI-based protection mechanisms, and list folders or read, create, or modify files, via a %c0%af (Unicode / character) at an arbitrary position in the URI, as demonstrated by inserting %c0%af into a "/protected/" initial pathname component to bypass the password protection on the protected\ folder, aka "IIS 5.1 and 6.0 WebDAV Authentication Bypass Vulnerability," a different vulnerability than CVE-2009-1122.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://blog.zoller.lu/2009/05/iis-6-webdac-auth-bypass-and-data.html
Source: secure@microsoft.com
Third Party Advisory
http://isc.sans.org/diary.html?n&storyid=6397
Source: secure@microsoft.com
Third Party Advisory
http://view.samurajdata.se/psview.php?id=023287d6&page=1
Source: secure@microsoft.com
Broken Link
http://www.attrition.org/pipermail/vim/2009-June/002192.html
Source: secure@microsoft.com
Third Party Advisory
http://www.us-cert.gov/cas/techalerts/TA09-160A.html
Source: secure@microsoft.com
Third Party Advisory US Government Resource
http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0135.html
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0139.html
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0144.html
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://blog.zoller.lu/2009/05/iis-6-webdac-auth-bypass-and-data.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://isc.sans.org/diary.html?n&storyid=6397
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://view.samurajdata.se/psview.php?id=023287d6&page=1
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://www.attrition.org/pipermail/vim/2009-June/002192.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.us-cert.gov/cas/techalerts/TA09-160A.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-020
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6029
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

22 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
91.8%
100th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

microsoft