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

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CVE-2002-1511

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
03/03/2003
Last modified:
03/04/2025

Description

The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.

Impact

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

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

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:att:vnc:3.3.3:*:*:*:*:*:*:*
cpe:2.3:a:att:vnc:3.3.3r2:*:*:*:*:*:*:*
cpe:2.3:a:att:vnc:3.3.4:*:*:*:*:*:*:*
cpe:2.3:a:att:vnc:3.3.5:*:*:*:*:*:*:*
cpe:2.3:a:att:vnc:3.3.6:*:*:*:*:*:*:*
cpe:2.3:a:tightvnc:tightvnc:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:tightvnc:tightvnc:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:tightvnc:tightvnc:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:tightvnc:tightvnc:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:tightvnc:tightvnc:1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:tightvnc:tightvnc:1.2.5:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools