Vulnerability Monitor

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CVE-2009-2510

The CryptoAPI component in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7, as used by Internet Explorer and other applications, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, aka "Null Truncation in X.509 Common Name Vulnerability," a related issue to CVE-2009-2408.

Published

2009-10-14T10:30:01.483

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-310
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System microsoft windows_2000 * Yes
Operating System microsoft windows_2003_server * Yes
Operating System microsoft windows_2003_server * Yes
Operating System microsoft windows_2003_server * Yes
Operating System microsoft windows_7 - Yes
Operating System microsoft windows_server_2008 * Yes
Operating System microsoft windows_server_2008 * Yes
Operating System microsoft windows_server_2008 * Yes
Operating System microsoft windows_server_2008 * Yes
Operating System microsoft windows_server_2008 * Yes
Operating System microsoft windows_server_2008 - Yes
Operating System microsoft windows_server_2008 - Yes
Operating System microsoft windows_server_2008 - Yes
Operating System microsoft windows_vista * Yes
Operating System microsoft windows_vista * Yes
Operating System microsoft windows_vista * Yes
Operating System microsoft windows_vista * Yes
Operating System microsoft windows_xp * Yes
Operating System microsoft windows_xp * Yes
Operating System microsoft windows_xp - Yes
References