CVE-2009-2511 describes an integer overflow in the CryptoAPI component across various Microsoft Windows versions, including Windows 2000, XP, Vista, and Server 2003/2008/7. This flaw allows man-in-the-middle attackers to spoof SSL servers using a legitimate X.509 certificate containing a malformed ASN.1 Object Identifier. The vulnerability has a CVSS score of 7.5, indicating high severity, with a low attack complexity and no authentication required, potentially leading to compromise of confidentiality, integrity, and availability. While no active exploitation is confirmed, an ExploitDB entry exists for a related Internet Explorer bypass, and there is minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2008:*:*:itanium:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2008:*:*:x32:*:*:*:*:* |
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.