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vendor:
IIS
by:
Gabor Seljan
9,3
CVSS
HIGH
Directory Authentication Bypass Vulnerability
287
CWE
Product Name: IIS
Affected Version From: IIS 5.1
Affected Version To: IIS 5.1
Patch Exists: Yes
Related CWE: CVE-2010-2730
CPE: a:microsoft:iis:5.1
Other Scripts: N/A
Tags: N/A
CVSS Metrics: N/A
Nuclei References: N/A
Nuclei Metadata: N/A
Platforms Tested: Windows
2010

MS10-065 – Directory Authentication Bypass Vulnerability

This vulnerability is because of using Alternate Data Stream to open a protected folder. All of IIS authentication methods can be circumvented. In this technique, we can add a “:$i30:$INDEX_ALLOCATION” to a directory name to bypass the authentication.

Mitigation:

Microsoft has released a patch to address this vulnerability.
Source

Exploit-DB raw data:

MS10-065 - Directory Authentication Bypass Vulnerability

Description:
This vulnerability is because of using Alternate Data Stream to open a protected folder. All of IIS
authentication methods can be circumvented. In this technique, we can add a “:$i30:$INDEX_ALLOCATION” to a directory name to bypass the authentication.

Download:
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/14179.pdf (IIS5.1_Authentication_Bypass.pdf)