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

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CVE-2015-0695

Severity CVSS v4.0:
Pending analysis
Type:
CWE-19 Data Handling
Publication date:
17/04/2015
Last modified:
12/04/2025

Description

Cisco IOS XR 4.3.4 through 5.3.0 on ASR 9000 devices, when uRPF, PBR, QoS, or an ACL is configured, does not properly handle bridge-group virtual interface (BVI) traffic, which allows remote attackers to cause a denial of service (chip and card hangs and reloads) by triggering use of a BVI interface for IPv4 packets, aka Bug ID CSCur62957.

Impact

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_xr:4.3.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:4.3.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:4.3.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:4.3.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:5.1.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:5.1.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:5.1.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:5.2.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:5.2.1:*:*:*:*:*:*:*
cpe:2.3:h:cisco:asr_9001:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:asr_9006:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:asr_9010:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:asr_9904:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:asr_9912:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:asr_9922:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools