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

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CVE-2009-0692

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
14/07/2009
Last modified:
09/04/2025

Description

Stack-based buffer overflow in the script_write_params method in client/dhclient.c in ISC DHCP dhclient 4.1 before 4.1.0p1, 4.0 before 4.0.1p1, 3.1 before 3.1.2p1, 3.0, and 2.0 allows remote DHCP servers to execute arbitrary code via a crafted subnet-mask option.

Impact

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

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Base Score 2.0
10.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:isc:dhcp:2.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.1:*:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:4.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:4.1.0:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools