CVE-2005-0740

Severity

50%

Complexity

99%

Confidentiality

48%

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.

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.

CVSS 2.0 Base Score 5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P).

Overview

Type

OpenBSD

First reported 20 years ago

2005-01-13 05:00:00

Last updated 16 years ago

2008-09-05 20:47:00

Affected Software

OpenBSD 2.0

2.0

OpenBSD 2.1

2.1

OpenBSD 2.2

2.2

OpenBSD 2.3

2.3

OpenBSD 2.4

2.4

OpenBSD 2.5

2.5

OpenBSD 2.6

2.6

OpenBSD 2.7

2.7

OpenBSD 2.8

2.8

OpenBSD 2.9

2.9

OpenBSD 3.0

3.0

OpenBSD 3.1

3.1

OpenBSD 3.2

3.2

OpenBSD 3.3

3.3

OpenBSD 3.4

3.4

OpenBSD 3.5

3.5

OpenBSD 3.6

3.6

References

13819

1012861

Patch, Vendor Advisory

20050111 027: RELIABILITY FIX: January 11, 2005

Patch, Vendor Advisory

12250

Exploit, Patch, Vendor Advisory

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