(MS09-020) Microsoft IIS Unicode Requests to WebDAV Multiple Authentication Bypass Vulnerabilities
Publish Date: 04 Februar 2011
Schweregrad:: Hoch
CVE Kennungen:: CVE-2009-1535
Hinweisdatum: 04 Februar 2011
Beschreibung
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.
Trend Micro Lösungen
Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.
Betroffene Software und Version:
- Microsoft IIS 5.0
- Microsoft IIS 5.1
- Microsoft IIS 6.0