Vulnerability identifier: #VU50933
Vulnerability risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-552
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Cisco NX-OS
Operating systems & Components /
Operating system
Cisco Nexus 3000 Series Switches
Hardware solutions /
Routers & switches, VoIP, GSM, etc
Cisco Nexus 9000 Series Switches NX-OS Mode
Hardware solutions /
Routers & switches, VoIP, GSM, etc
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to the service at port 9075/tcp is incorrectly configured to listen and respond to external connection requests. A remote non-authenticated attacker can send specially crafted packets to port 9075/tcp and create, delete, or overwrite arbitrary files on the system with root privileges.
Successful exploitation of the vulnerability may results in a complete compromise of the affected system.
Mitigation
Install updates from vendor's website.
This vulnerability affects the following Cisco products if they are running Cisco NX-OS Software Release 9.3(5) or Release 9.3(6):
Vulnerable software versions
Cisco NX-OS: 9.3.5 - 9.3.6
Cisco Nexus 3000 Series Switches: All versions
Cisco Nexus 9000 Series Switches NX-OS Mode: All versions
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-3000-9000-fileaction-QtLzDRy2
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCvw89875
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.