Vulnerability Name:

CVE-2009-1122 (CCN-50573)

Assigned:2009-05-15
Published:2009-05-15
Updated:2020-11-23
Summary:The WebDAV extension in Microsoft Internet Information Services (IIS) 5.0 on Windows 2000 SP4 does not properly decode URLs, which allows remote attackers to bypass authentication, and possibly read or create files, via a crafted HTTP request, aka "IIS 5.0 WebDAV Authentication Bypass Vulnerability," a different vulnerability than CVE-2009-1535.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
6.2 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
6.2 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-287
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2009-1122

Source: MITRE
Type: CNA
CVE-2009-1535

Source: CCN
Type: SA35109
Microsoft Internet Information Services WebDAV Request Directory Security Bypass

Source: CCN
Type: SECTRACK ID: 1022358
Microsoft Internet Information Services WebDAV Bug Lets Remote Users Bypass Authentication

Source: CCN
Type: ASA-2009-215
MS09-020 Vulnerabilities in Internet Information Services (IIS) Could Allow Elevation of Privilege (970483)

Source: VIM
Type: Third Party Advisory
20090616 IIS WebDav Vulnerability CVE ID

Source: CCN
Type: Microsoft IIS Web site
The Official Microsoft IIS Site

Source: CCN
Type: US-CERT VU#787932
Microsoft IIS WebDAV Remote Authentication Bypass

Source: CCN
Type: Microsoft Security Advisory (971492)
Vulnerability in Internet Information Services Could Allow Elevation of Privilege

Source: CCN
Type: Microsoft Security Bulletin MS09-020
Vulnerabilities in Internet Information Services (IIS) Could Allow Elevation of Privilege (970483)

Source: CCN
Type: BID-34993
Microsoft IIS Unicode Requests to WebDAV Multiple Authentication Bypass Vulnerabilities

Source: BID
Type: Third Party Advisory, VDB Entry
35232

Source: CCN
Type: BID-35232
Microsoft IIS 5.0 WebDAV Authentication Bypass Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1022358

Source: CERT
Type: Third Party Advisory, US Government Resource
TA09-160A

Source: VUPEN
Type: Third Party Advisory
ADV-2009-1539

Source: MS
Type: Patch, Vendor Advisory
MS09-020

Source: XF
Type: UNKNOWN
iis-webdav-security-bypass(50573)

Source: OVAL
Type: Third Party Advisory
oval:org.mitre.oval:def:5861

Source: CCN
Type: Rapid7 Vulnerability and Exploit Database [05-30-2018]
MS09-020 IIS6 WebDAV Unicode Auth Bypass Directory Scanner

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:internet_information_services:5.0:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_2000:-:sp4:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:internet_information_server:6.0:beta:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_information_server:5.0:*:*:*:far_east:*:*:*
  • OR cpe:/a:microsoft:internet_information_services:5.1:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:xp:sp3:professional:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_2000::sp4:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_xp::sp2:~~professional~~~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:itanium:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_xp::sp2:x64:*:professional:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:5861
    V
    IIS 5.0 WebDAV Authentication Bypass Vulnerability
    2009-07-21
    BACK
    microsoft internet information services 5.0
    microsoft windows 2000 - sp4
    microsoft iis 6.0 beta
    microsoft internet information server 5.0
    microsoft internet information server 5.1
    microsoft windows xp sp3
    microsoft windows 2000 sp4
    microsoft windows xp sp2
    microsoft windows server_2003 sp2
    microsoft windows server_2003 sp2
    microsoft windows server_2003 sp2
    microsoft windows xp sp2