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

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CVE-2019-1752

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
28/03/2019
Last modified:
04/03/2024

Description

A vulnerability in the ISDN functions of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to incorrect processing of specific values in the Q.931 information elements. An attacker could exploit this vulnerability by calling the affected device with specific Q.931 information elements being present. An exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition on an affected device.

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:cisco:ios:15.0\(1\)m:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m4:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m5:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m6:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m6a:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m7:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m8:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m9:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)m10:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)xa:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)xa1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0\(1\)xa2:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools