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

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CVE-2019-5256

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
13/12/2019
Last modified:
24/08/2020

Description

Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have a null pointer dereference vulnerability. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot.

Impact

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

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
5.50
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
2.10
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:huawei:ap2000_firmware:v200r005c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r006c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r007c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r007c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r008c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r008c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ap2000_firmware:v200r009c00:*:*:*:*:*:*:*
cpe:2.3:h:huawei:ap2000:-:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00sph303:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c00sph508:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ips_firmware:v500r001c20spc100:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools