Vulnerability 87024 - CERT Civis.Net

Vulnerability Name:

CCN-87024

Published:

2013-09-10

Updated:

2013-09-10

Summary:

NetBSD is vulnerable to a denial of service, caused by an error related to setting the bpf buffer size to less than the required number of bytes to store the bpf header. An attacker could exploit this vulnerability to cause the system to crash.

CVSS v3 Severity:

6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

CVSS v2 Severity:

4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

Vulnerability Consequences:

Denial of Service

References:

Source: CCN
Type: NetBSD-SA2013-009
user settable small BPF buffer can cause a panic

Source: XF
Type: UNKNOWN
netbsd-bpf-dos(87024)

Vulnerable Configuration:

Configuration CCN 1:

cpe:/o:netbsd:netbsd:5.1:*:*:*:*:*:*:*

OR cpe:/o:netbsd:netbsd:5.2:*:*:*:*:*:*:*

OR cpe:/o:netbsd:netbsd:6.0:*:*:*:*:*:*:*

OR cpe:/o:netbsd:netbsd:6.1:*:*:*:*:*:*:*

Denotes that component is vulnerable

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