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

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CVE-2019-5304

Severity CVSS v4.0:
Pending analysis
Type:
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Publication date:
03/01/2020
Last modified:
09/01/2020

Description

Some Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS Echo Request messages to the target products. Due to insufficient input validation of some parameters in the messages, successful exploit may cause the device to reset.

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:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

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

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:huawei:ar120-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r008c50:*:*:*:*:*:*:*
cpe:2.3:h:huawei:ar120-s:-:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r003c01:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r008c50:*:*:*:*:*:*:*
cpe:2.3:h:huawei:ar1200:-:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r003c01:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r005c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r006c10:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools