Vulnerability Monitor

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CVE-2009-2511

Integer overflow in 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 allows man-in-the-middle attackers to spoof arbitrary SSL servers and other entities via an X.509 certificate that has a malformed ASN.1 Object Identifier (OID) and was issued by a legitimate Certification Authority, aka "Integer Overflow in X.509 Object Identifiers Vulnerability."

Published

2009-10-14T10:30:01.517

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.5 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-189
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System microsoft windows_2000 * Yes
Operating System microsoft windows_7 - Yes
Operating System microsoft windows_server_2003 * 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_xp * Yes
Operating System microsoft windows_xp * Yes
Operating System microsoft windows_xp * Yes
References