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

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CVE-2016-6438

Severity CVSS v4.0:
Pending analysis
Type:
CWE-264 Permissions, Privileges, and Access Control
Publication date:
27/10/2016
Last modified:
12/04/2025

Description

A vulnerability in Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause a configuration integrity change to the vty line configuration on an affected device. This vulnerability affects the following releases of Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers: All 3.16S releases, All 3.17S releases, Release 3.18.0S, Release 3.18.1S, Release 3.18.0SP. More Information: CSCuz62815. Known Affected Releases: 15.5(3)S2.9, 15.6(2)SP. Known Fixed Releases: 15.6(1.7)SP1, 16.4(0.183), 16.5(0.1).

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.90 MEDIUM
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

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

Base Score 3.x
5.90
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

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

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:ios_xe:3.16.0cs:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.0s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.1as:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.1s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.2as:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.2bs:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.2s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.3as:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.3s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.16.4s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.17.0s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.17.1as:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.17.1s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.17.2s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.18.0s:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools