Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2009-0687

Severity CVSS v4.0:
Pending analysis
Type:
CWE-399 Resource Management Errors
Publication date:
11/08/2009
Last modified:
09/04/2025

Description

The pf_test_rule function in OpenBSD Packet Filter (PF), as used in OpenBSD 4.2 through 4.5, NetBSD 5.0 before RC3, MirOS 10 and earlier, and MidnightBSD 0.3-current allows remote attackers to cause a denial of service (panic) via crafted IP packets that trigger a NULL pointer dereference during translation, related to an IPv4 packet with an ICMPv6 payload.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:midnightbsd:midnightbsd:0.3-current:*:*:*:*:*:*:*
cpe:2.3:o:mirbsd:miros:*:*:*:*:*:*:*:* 10 (including)
cpe:2.3:o:netbsd:netbsd:5.0:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:4.2:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:4.3:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:4.4:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:4.5:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools