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HIGH · 7.8

CVE-2019-12671

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system (OS)...

Vulnerability Description

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system (OS). The vulnerability is due to insufficient enforcement of the consent token in authorizing shell access. An attacker could exploit this vulnerability by authenticating to the CLI and requesting shell access on an affected device. A successful exploit could allow the attacker to gain shell access on the affected device and execute commands on the underlying OS.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
CiscoIos Xe16.11.1
Cisco4321\/K9-Rf Integrated Services Router-
Cisco4321\/K9-Ws Integrated Services Router-
Cisco4321\/K9 Integrated Services Router-
Cisco4331\/K9-Rf Integrated Services Router-
Cisco4331\/K9-Ws Integrated Services Router-
Cisco4331\/K9 Integrated Services Router-
Cisco4351\/K9-Rf Integrated Services Router-
Cisco4351\/K9-Ws Integrated Services Router-
Cisco4351\/K9 Integrated Services Router-
CiscoAsr1001-Hx-
CiscoAsr1001-Hx-Rf-
CiscoAsr1001-X-
CiscoAsr1001-X-Rf-
CiscoAsr1001-X-Ws-
CiscoAsr1002-Hx-
CiscoAsr1002-Hx-Rf-
CiscoAsr1002-Hx-Ws-
CiscoAsr1002-X-
CiscoAsr1002-X-Rf-

Related Weaknesses (CWE)

CWE-285CWE-863

References

FAQ

What is CVE-2019-12671?

CVE-2019-12671 is a vulnerability with a CVSS score of 7.8 (HIGH). A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system (OS)...

How severe is CVE-2019-12671?

CVE-2019-12671 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-12671?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xe, Cisco 4321\/K9-Rf Integrated Services Router, Cisco 4321\/K9-Ws Integrated Services Router, Cisco 4321\/K9 Integrated Services Router, Cisco 4331\/K9-Rf Integrated Services Router.