Vulnerability Monitor

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CVE-2009-0789

OpenSSL before 0.9.8k on WIN64 and certain other platforms does not properly handle a malformed ASN.1 structure, which allows remote attackers to cause a denial of service (invalid memory access and application crash) by placing this structure in the public key of a certificate, as demonstrated by an RSA public key.

Published

2009-03-27T16:30:02.140

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

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

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-189
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application openssl openssl ≤ 0.9.8j Yes
Application openssl openssl 0.9.1c Yes
Application openssl openssl 0.9.2b Yes
Application openssl openssl 0.9.3 Yes
Application openssl openssl 0.9.3a Yes
Application openssl openssl 0.9.4 Yes
Application openssl openssl 0.9.5 Yes
Application openssl openssl 0.9.5 Yes
Application openssl openssl 0.9.5 Yes
Application openssl openssl 0.9.5a Yes
Application openssl openssl 0.9.5a Yes
Application openssl openssl 0.9.5a Yes
Application openssl openssl 0.9.6 Yes
Application openssl openssl 0.9.6 Yes
Application openssl openssl 0.9.6 Yes
Application openssl openssl 0.9.6 Yes
Application openssl openssl 0.9.6a Yes
Application openssl openssl 0.9.6a Yes
Application openssl openssl 0.9.6a Yes
Application openssl openssl 0.9.6a Yes
Application openssl openssl 0.9.6b Yes
Application openssl openssl 0.9.6c Yes
Application openssl openssl 0.9.6d Yes
Application openssl openssl 0.9.6e Yes
Application openssl openssl 0.9.6f Yes
Application openssl openssl 0.9.6g Yes
Application openssl openssl 0.9.6h Yes
Application openssl openssl 0.9.6i Yes
Application openssl openssl 0.9.6j Yes
Application openssl openssl 0.9.6k Yes
Application openssl openssl 0.9.6l Yes
Application openssl openssl 0.9.6m Yes
Application openssl openssl 0.9.7 Yes
Application openssl openssl 0.9.7 Yes
Application openssl openssl 0.9.7 Yes
Application openssl openssl 0.9.7 Yes
Application openssl openssl 0.9.7 Yes
Application openssl openssl 0.9.7 Yes
Application openssl openssl 0.9.7 Yes
Application openssl openssl 0.9.7a Yes
Application openssl openssl 0.9.7b Yes
Application openssl openssl 0.9.7c Yes
Application openssl openssl 0.9.7d Yes
Application openssl openssl 0.9.7e Yes
Application openssl openssl 0.9.7f Yes
Application openssl openssl 0.9.7g Yes
Application openssl openssl 0.9.7h Yes
Application openssl openssl 0.9.7i Yes
Application openssl openssl 0.9.7j Yes
Application openssl openssl 0.9.7k Yes
Application openssl openssl 0.9.7l Yes
Application openssl openssl 0.9.7m Yes
Application openssl openssl 0.9.8 Yes
Application openssl openssl 0.9.8a Yes
Application openssl openssl 0.9.8b Yes
Application openssl openssl 0.9.8c Yes
Application openssl openssl 0.9.8d Yes
Application openssl openssl 0.9.8e Yes
Application openssl openssl 0.9.8f Yes
Application openssl openssl 0.9.8g Yes
Application openssl openssl 0.9.8h Yes
Application openssl openssl 0.9.8i Yes
References