CVE-2019-16011 : A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authen

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by authenticating to the device and submitting crafted input to the CLI utility. The attacker must be authenticated to access the CLI utility. A successful exploit could allow the attacker to execute commands with root privileges.

Published 2020-04-29 21:15:12

Updated 2023-05-22 18:57:25

Source Cisco Systems, Inc.

View at NVD, CVE.org

Vulnerability category: Input validation

Products affected by CVE-2019-16011

Cisco » Ios Xe
Versions from including (>=) 16.12 and before (<) 17.2.1r
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » 1100 Integrated Services Router » Version: N/A
When used together with: Cisco » 4221 Integrated Services Router » Version: N/A
When used together with: Cisco » 4331 Integrated Services Router » Version: N/A
When used together with: Cisco » 4431 Integrated Services Router » Version: N/A
When used together with: Cisco » 4461 Integrated Services Router » Version: N/A
When used together with: Cisco » Asr 1001-hx » Version: N/A
When used together with: Cisco » Asr 1001-x » Version: N/A
When used together with: Cisco » Asr 1002-hx » Version: N/A
When used together with: Cisco » Asr 1002-x » Version: N/A
When used together with: Cisco » Asr 1004 » Version: N/A
When used together with: Cisco » Asr 1006 » Version: N/A
When used together with: Cisco » Asr 1006-x » Version: N/A
When used together with: Cisco » Asr 1009-x » Version: N/A
When used together with: Cisco » Asr 1013 » Version: N/A
When used together with: Cisco » Csr1000v » Version: N/A
Cisco » Ios Xe » Version: 16.9
cpe:2.3:o:cisco:ios_xe:16.9:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » 1100 Integrated Services Router » Version: N/A
When used together with: Cisco » 4221 Integrated Services Router » Version: N/A
When used together with: Cisco » 4331 Integrated Services Router » Version: N/A
When used together with: Cisco » 4431 Integrated Services Router » Version: N/A
When used together with: Cisco » 4461 Integrated Services Router » Version: N/A
When used together with: Cisco » Asr 1001-hx » Version: N/A
When used together with: Cisco » Asr 1001-x » Version: N/A
When used together with: Cisco » Asr 1002-hx » Version: N/A
When used together with: Cisco » Asr 1002-x » Version: N/A
When used together with: Cisco » Asr 1004 » Version: N/A
When used together with: Cisco » Asr 1006 » Version: N/A
When used together with: Cisco » Asr 1006-x » Version: N/A
When used together with: Cisco » Asr 1009-x » Version: N/A
When used together with: Cisco » Asr 1013 » Version: N/A
When used together with: Cisco » Csr1000v » Version: N/A
Cisco » Ios Xe » Version: 17.3
cpe:2.3:o:cisco:ios_xe:17.3:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » 1100 Integrated Services Router » Version: N/A
When used together with: Cisco » 4221 Integrated Services Router » Version: N/A
When used together with: Cisco » 4331 Integrated Services Router » Version: N/A
When used together with: Cisco » 4431 Integrated Services Router » Version: N/A
When used together with: Cisco » 4461 Integrated Services Router » Version: N/A
When used together with: Cisco » Asr 1001-hx » Version: N/A
When used together with: Cisco » Asr 1001-x » Version: N/A
When used together with: Cisco » Asr 1002-hx » Version: N/A
When used together with: Cisco » Asr 1002-x » Version: N/A
When used together with: Cisco » Asr 1004 » Version: N/A
When used together with: Cisco » Asr 1006 » Version: N/A
When used together with: Cisco » Asr 1006-x » Version: N/A
When used together with: Cisco » Asr 1009-x » Version: N/A
When used together with: Cisco » Asr 1013 » Version: N/A
When used together with: Cisco » Csr1000v » Version: N/A
Cisco » Ios Xe » Version: 16.10
cpe:2.3:o:cisco:ios_xe:16.10:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » 1100 Integrated Services Router » Version: N/A
When used together with: Cisco » 4221 Integrated Services Router » Version: N/A
When used together with: Cisco » 4331 Integrated Services Router » Version: N/A
When used together with: Cisco » 4431 Integrated Services Router » Version: N/A
When used together with: Cisco » 4461 Integrated Services Router » Version: N/A
When used together with: Cisco » Asr 1001-hx » Version: N/A
When used together with: Cisco » Asr 1001-x » Version: N/A
When used together with: Cisco » Asr 1002-hx » Version: N/A
When used together with: Cisco » Asr 1002-x » Version: N/A
When used together with: Cisco » Asr 1004 » Version: N/A
When used together with: Cisco » Asr 1006 » Version: N/A
When used together with: Cisco » Asr 1006-x » Version: N/A
When used together with: Cisco » Asr 1009-x » Version: N/A
When used together with: Cisco » Asr 1013 » Version: N/A
When used together with: Cisco » Csr1000v » Version: N/A
Cisco » Ios Xe » Version: 16.10.2
cpe:2.3:a:cisco:ios_xe:16.10.2:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » 1100 Integrated Services Router » Version: N/A
When used together with: Cisco » 4221 Integrated Services Router » Version: N/A
When used together with: Cisco » 4331 Integrated Services Router » Version: N/A
When used together with: Cisco » 4431 Integrated Services Router » Version: N/A
When used together with: Cisco » 4461 Integrated Services Router » Version: N/A
When used together with: Cisco » Asr 1001-hx » Version: N/A
When used together with: Cisco » Asr 1001-x » Version: N/A
When used together with: Cisco » Asr 1002-hx » Version: N/A
When used together with: Cisco » Asr 1002-x » Version: N/A
When used together with: Cisco » Asr 1004 » Version: N/A
When used together with: Cisco » Asr 1006 » Version: N/A
When used together with: Cisco » Asr 1006-x » Version: N/A
When used together with: Cisco » Asr 1009-x » Version: N/A
When used together with: Cisco » Asr 1013 » Version: N/A
When used together with: Cisco » Csr1000v » Version: N/A
Cisco » Ios Xe » Version: 16.11
cpe:2.3:a:cisco:ios_xe:16.11:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » 1100 Integrated Services Router » Version: N/A
When used together with: Cisco » 4221 Integrated Services Router » Version: N/A
When used together with: Cisco » 4331 Integrated Services Router » Version: N/A
When used together with: Cisco » 4431 Integrated Services Router » Version: N/A
When used together with: Cisco » 4461 Integrated Services Router » Version: N/A
When used together with: Cisco » Asr 1001-hx » Version: N/A
When used together with: Cisco » Asr 1001-x » Version: N/A
When used together with: Cisco » Asr 1002-hx » Version: N/A
When used together with: Cisco » Asr 1002-x » Version: N/A
When used together with: Cisco » Asr 1004 » Version: N/A
When used together with: Cisco » Asr 1006 » Version: N/A
When used together with: Cisco » Asr 1006-x » Version: N/A
When used together with: Cisco » Asr 1009-x » Version: N/A
When used together with: Cisco » Asr 1013 » Version: N/A
When used together with: Cisco » Csr1000v » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2019-16011

EPSS FAQ

0.10%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 25 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-16011

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.2	HIGH	AV:L/AC:L/Au:N/C:C/I:C/A:C	3.9	10.0	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.8	HIGH	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	Cisco Systems, Inc.
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-16011

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)
CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Assigned by: ykramarz@cisco.com (Secondary)

References for CVE-2019-16011

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-xesdwcinj-AcQ5MxCn

Cisco IOS XE SD-WAN Software Command Injection Vulnerability
Vendor Advisory

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Vulnerability Details : CVE-2019-16011

Products affected by CVE-2019-16011

Exploit prediction scoring system (EPSS) score for CVE-2019-16011

CVSS scores for CVE-2019-16011

CWE ids for CVE-2019-16011

References for CVE-2019-16011