CVE-2017-12340
Description
A vulnerability in Cisco NX-OS System Software running on Cisco MDS Multilayer Director Switches, Cisco Nexus 7000 Series Switches, and Cisco Nexus 7700 Series Switches could allow an authenticated, local attacker to access the Bash shell of an affected devices operating system, even if the Bash shell is disabled on the system. The vulnerability is due to insufficient sanitization of user-supplied parameters that are passed to certain functions of the Python scripting sandbox of the affected system. An attacker could exploit this vulnerability to escape the scripting sandbox and enter the Bash shell of the operating system with the privileges of the authenticated user for the affected system. To exploit this vulnerability, the attacker must have local access to the affected system and be authenticated to the affected system with administrative or Python execution privileges. Cisco Bug IDs: CSCvd86513.
Risk Information
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9710 Multilayer Director | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9250i Multiservice Fabric Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco Nexus 7700 10-Slot Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco Nexus 7700 18-Slot Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco Nexus 7700 6-Slot Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9148S 16G Multilayer Fabric Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9706 Multilayer Director | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco Nexus 7700 2-Slot Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9396S 16G Multilayer Fabric Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9132T 32-Gbps 32-Port Fibre Channel Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9148T 32-Gbps 48-Port Fibre Channel Switch | NCM |
| Cisco Multilayer Director, Nexus 7000 Series, and Nexus 7700 Series Switches Bash Shell Unauthorized Access Vulnerability For Cisco MDS 9396T 32-Gbps 96-Port Fibre Channel Switch | NCM |
| Improper Encoding or Escaping of Output Vulnerability (CVE-2017-12340) | NCM |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-1705015 | Security Update for Cisco MDS 9710 Multilayer Director 8.4(2) |
| PATCH-1705016 | Security Update for Cisco MDS 9250i Multiservice Fabric Switch 8.4(2) |
| PATCH-1705017 | Security Update for Cisco Nexus 7700 10-Slot Switch 8.4(2) |
| PATCH-1705018 | Security Update for Cisco Nexus 7700 18-Slot Switch 8.4(2) |
| PATCH-1705019 | Security Update for Cisco Nexus 7700 6-Slot Switch 8.4(2) |
| PATCH-1705020 | Security Update for Cisco MDS 9148S 16G Multilayer Fabric Switch 8.4(2) |
| PATCH-1705021 | Security Update for Cisco MDS 9706 Multilayer Director 8.4(2) |
| PATCH-1705022 | Security Update for Cisco Nexus 7700 2-Slot Switch 8.4(2) |
| PATCH-1705023 | Security Update for Cisco MDS 9396S 16G Multilayer Fabric Switch 8.4(2) |
| PATCH-1705024 | Security Update for Cisco MDS 9132T 32-Gbps 32-Port Fibre Channel Switch 8.4(2) |
| PATCH-1705025 | Security Update for Cisco MDS 9148T 32-Gbps 48-Port Fibre Channel Switch 8.4(2) |
| PATCH-1705026 | Security Update for Cisco MDS 9396T 32-Gbps 96-Port Fibre Channel Switch 8.4(2) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234