CVE-2017-12243 : A vulnerability in the Cisco Unified Computing System (UCS) Manager, Cisco Firep

A vulnerability in the Cisco Unified Computing System (UCS) Manager, Cisco Firepower 4100 Series Next-Generation Firewall (NGFW), and Cisco Firepower 9300 Security Appliance could allow an authenticated, local attacker to obtain root shell privileges on the device, aka Command Injection. The vulnerability is due to improper validation of string input in the shell application. An attacker could exploit this vulnerability through the use of malicious commands. A successful exploit could allow the attacker to obtain root shell privileges on the device. Cisco Bug IDs: CSCvf20741, CSCvf60078.

Published 2017-11-02 16:29:00

Updated 2019-10-09 23:22:44

Source Cisco Systems, Inc.

View at NVD, CVE.org

Products affected by CVE-2017-12243

Cisco » Unified Computing System Manager Firmware » Version: N/A
cpe:2.3:o:cisco:unified_computing_system_manager_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Unified Computing System Manager » Version: N/A
Cisco » Firepower 9300 Security Appliance Firmware » Version: N/A
cpe:2.3:o:cisco:firepower_9300_security_appliance_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Firepower 9300 Security Appliance » Version: N/A
Cisco » Firepower 4100 Next-generation Firewall Firmware » Version: N/A
cpe:2.3:o:cisco:firepower_4100_next-generation_firewall_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Firepower 4110 Next-generation Firewall » Version: N/A
When used together with: Cisco » Firepower 4120 Next-generation Firewall » Version: N/A
When used together with: Cisco » Firepower 4140 Next-generation Firewall » Version: N/A
When used together with: Cisco » Firepower 4150 Next-generation Firewall » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2017-12243

EPSS FAQ

95.61%

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

~ 99 %

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

CVSS scores for CVE-2017-12243

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	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-2017-12243

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)

References for CVE-2017-12243

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-arce

Cisco UCS Manager, Cisco Firepower 4100 Series NGFW, and Cisco Firepower 9300 Security Appliance Command Injection Vulnerability
Vendor Advisory
http://www.securityfocus.com/bid/101652

Multiple Cisco Products CVE-2017-12243 Local Command Injection Vulnerability
Third Party Advisory;VDB Entry
http://www.securitytracker.com/id/1039719

Cisco Unified Computing System Manager Lets Local Users Obtain Root Shell Privileges - SecurityTracker
Third Party Advisory;VDB Entry

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Vulnerability Details : CVE-2017-12243

Products affected by CVE-2017-12243

Exploit prediction scoring system (EPSS) score for CVE-2017-12243

CVSS scores for CVE-2017-12243

CWE ids for CVE-2017-12243

References for CVE-2017-12243