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

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CVE-2017-7502

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
30/05/2017
Last modified:
20/04/2025

Description

Null pointer dereference vulnerability in NSS since 3.24.0 was found when server receives empty SSLv2 messages resulting into denial of service by remote attacker.

Impact

Vector 3.x
CVSS:3.0/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:3.0/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:a:mozilla:network_security_services:3.24.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.25.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.25.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.26.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.26.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.27.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.27.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.27.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.28.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.28.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.28.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.28.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.29.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.29.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:network_security_services:3.29.2:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools