Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2004-0079

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
23/11/2004
Last modified:
03/04/2025

Description

The do_change_cipher_spec function in OpenSSL 0.9.6c to 0.9.6k, and 0.9.7a to 0.9.7c, allows remote attackers to cause a denial of service (crash) via a crafted SSL/TLS handshake that triggers a null dereference.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH
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:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:firewall_services_module:1.1.2:*:*:*:*:*:*:*
cpe:2.3:h:cisco:firewall_services_module:1.1.3:*:*:*:*:*:*:*
cpe:2.3:h:cisco:firewall_services_module:1.1_\(3.005\):*:*:*:*:*:*:*
cpe:2.3:h:cisco:firewall_services_module:2.1_\(0.208\):*:*:*:*:*:*:*
cpe:2.3:h:hp:aaa_server:*:*:*:*:*:*:*:*
cpe:2.3:h:hp:apache-based_web_server:2.0.43.00:*:*:*:*:*:*:*
cpe:2.3:h:hp:apache-based_web_server:2.0.43.04:*:*:*:*:*:*:*
cpe:2.3:h:symantec:clientless_vpn_gateway_4400:5.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:ciscoworks_common_management_foundation:2.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:ciscoworks_common_services:2.2:*:*:*:*:*:*:*
cpe:2.3:h:avaya:converged_communications_server:2.0:*:*:*:*:*:*:*
cpe:2.3:h:avaya:sg200:4.4:*:*:*:*:*:*:*
cpe:2.3:h:avaya:sg200:4.31.29:*:*:*:*:*:*:*
cpe:2.3:h:avaya:sg203:4.4:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools