CVE-2009-1902

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

03/06/2009

Last modified:

09/04/2025

Description

The multipart processor in ModSecurity before 2.5.9 allows remote attackers to cause a denial of service (crash) via a multipart form datapost request with a missing part header name, which triggers a NULL pointer dereference.

Impact

Vector 2.0

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

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:trustwave:modsecurity::::::::		2.5.9 (excluding)
cpe:2.3:o:fedoraproject:fedora:9:::::::*
cpe:2.3:o:fedoraproject:fedora:10:::::::*

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

CVE-2009-1902

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools