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

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CVE-2017-6672

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
25/07/2017
Last modified:
20/04/2025

Description

A vulnerability in certain filtering mechanisms of access control lists (ACLs) for Cisco ASR 5000 Series Aggregation Services Routers through 21.x could allow an unauthenticated, remote attacker to bypass ACL rules that have been configured for an affected device. More Information: CSCvb99022 CSCvc16964 CSCvc37351 CSCvc54843 CSCvc63444 CSCvc77815 CSCvc88658 CSCve08955 CSCve14141 CSCve33870.

Impact

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

Base Score: 7.50 HIGH
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

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

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cisco:asr_5000_series_software:19.3.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:19.3.11:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:19.3.12:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:19.6.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:19.6.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:19.6.6:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:20.1.v5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:20.2.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:20.2.12:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:20.3.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:20.3.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:21.0.v1.66638:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:21.0.v2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:21.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:asr_5000_series_software:21.1.2:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools