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CVE-2018-0156

Severity CVSS v4.0:
Pending analysis
Type:
CWE-399 Resource Management Errors
Publication date:
28/03/2018
Last modified:
27/01/2025

Description

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of packet data. An attacker could exploit this vulnerability by sending a crafted packet to an affected device on TCP port 4786. Only Smart Install client switches are affected. Cisco devices that are configured as a Smart Install director are not affected by this vulnerability. Cisco Bug IDs: CSCvd40673.

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:15.2\(2\)e4:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2\(2a\)ja:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_24lc-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_24lc-s:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_24pc-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_24pc-s:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_24tc-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_24tc-s:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_48pst-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_48pst-s:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_48tc-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960-plus_48tc-s:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960c-12pc-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960c-8pc-l:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_2960c-8tc-l:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools