CVE-2009-1535 describes an authentication bypass vulnerability in the WebDAV extension of Microsoft IIS 5.1 and 6.0, affecting Windows Server 2003 and Windows XP. Attackers can bypass URI-based protection mechanisms by inserting a Unicode / character (%c0%af) into a URI, allowing unauthorized listing of folders or reading, creating, and modifying of files. This vulnerability has a CVSS score of 7.5 (High) due to its network-based attack vector, low attack complexity, and potential for full confidentiality, integrity, and availability impact. While not listed in CISA KEV, exploit code is publicly available through Metasploit modules and ExploitDB, indicating a high likelihood of exploitation, despite minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.1CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_information_services:5.1:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_information_services:6.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.