Vulnerability Monitor

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CVE-2005-0740

The TCP stack (tcp_input.c) in OpenBSD 3.5 and 3.6 allows remote attackers to cause a denial of service (system panic) via crafted values in the TCP timestamp option, which causes invalid arguments to be used when calculating the retransmit timeout.

Published

2005-01-13T05:00:00.000

Last Modified

2025-04-03T01:03:51.193

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
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System openbsd openbsd 2.0 Yes
Operating System openbsd openbsd 2.1 Yes
Operating System openbsd openbsd 2.2 Yes
Operating System openbsd openbsd 2.3 Yes
Operating System openbsd openbsd 2.4 Yes
Operating System openbsd openbsd 2.5 Yes
Operating System openbsd openbsd 2.6 Yes
Operating System openbsd openbsd 2.7 Yes
Operating System openbsd openbsd 2.8 Yes
Operating System openbsd openbsd 2.9 Yes
Operating System openbsd openbsd 3.0 Yes
Operating System openbsd openbsd 3.1 Yes
Operating System openbsd openbsd 3.2 Yes
Operating System openbsd openbsd 3.3 Yes
Operating System openbsd openbsd 3.4 Yes
Operating System openbsd openbsd 3.5 Yes
Operating System openbsd openbsd 3.6 Yes
References