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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2009-1893

Severity CVSS v4.0:
Pending analysis
Type:
CWE-59 Link Following
Publication date:
17/07/2009
Last modified:
09/04/2025

Description

The configtest function in the Red Hat dhcpd init script for DHCP 3.0.1 in Red Hat Enterprise Linux (RHEL) 3 allows local users to overwrite arbitrary files via a symlink attack on an unspecified temporary file, related to the "dhcpd -t" command.

Impact

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

Base Score: 6.90 MEDIUM
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

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

Base Score 2.0
6.90
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:redhat:enterprise_linux:3.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:3.0:*:as:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:3.0:*:es:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:3.0:*:ws:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc1:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc10:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc11:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc12:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc13:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc14:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc2:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc5:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc6:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc7:*:*:*:*:*:*
cpe:2.3:a:isc:dhcp:3.0.1:rc8:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools