CVE-2017-12232

Published Sep 29, 2017

Last updated 4 months ago

Overview

Description
A vulnerability in the implementation of a protocol in Cisco Integrated Services Routers Generation 2 (ISR G2) Routers running Cisco IOS 15.0 through 15.6 could allow an unauthenticated, adjacent attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability is due to a misclassification of Ethernet frames. An attacker could exploit this vulnerability by sending a crafted Ethernet frame to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. Cisco Bug IDs: CSCvc03809.
Source
ykramarz@cisco.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
6.5
Impact score
3.6
Exploitability score
2.8
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
6.1
Impact score
6.9
Exploitability score
6.5
Vector string
AV:A/AC:L/Au:N/C:N/I:N/A:C

Known exploits

Data from CISA

Vulnerability name
Cisco IOS Software for Cisco Integrated Services Routers Denial-of-Service Vulnerability
Exploit added on
Mar 3, 2022
Exploit action due
Mar 24, 2022
Required action
Apply updates per vendor instructions.

Weaknesses

nvd@nist.gov
NVD-CWE-noinfo
ykramarz@cisco.com
CWE-399

Social media

Hype score
Not currently trending

Configurations