CVE-2019-1727

Description

A vulnerability in the Python scripting subsystem of Cisco NX-OS Software could allow an authenticated, local attacker to escape the Python parser and issue arbitrary commands to elevate the attackers privilege level. The vulnerability is due to insufficient sanitization of user-supplied parameters that are passed to certain Python functions in the scripting sandbox of the affected device. An attacker could exploit this vulnerability to escape the scripting sandbox and execute arbitrary commands to elevate the attackers privilege level. To exploit this vulnerability, the attacker must have local access and be authenticated to the targeted device with administrative or Python execution privileges. These requirements could limit the possibility of a successful exploit.

Risk Information

Base Score
6.7
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.099

Associated Vulnerability

VulnerabilityOS Platform
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco Nexus 9000 Series SwitchesNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9710 Multilayer DirectorNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9250i Multiservice Fabric SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco Nexus 7700 10-Slot SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco Nexus 7700 18-Slot SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco Nexus 7700 6-Slot SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9148S 16G Multilayer Fabric SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9706 Multilayer DirectorNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco Nexus 7700 2-Slot SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9396S 16G Multilayer Fabric SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9132T 32-Gbps 32-Port Fibre Channel SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9148T 32-Gbps 48-Port Fibre Channel SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For Cisco MDS 9396T 32-Gbps 96-Port Fibre Channel SwitchNCM
Cisco NX-OS Software Python Parser Privilege Escalation Vulnerability For CiscoPro Workgroup EtherSwitch SoftwareNCM
Improper Neutralization of Special Elements used in an OS Command (OS Command Injection) Vulnerability (CVE-2019-1727)NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1706000Security Update for Cisco Nexus 9000 Series Switches 15.1(4c)
PATCH-1705015Security Update for Cisco MDS 9710 Multilayer Director 8.4(2)
PATCH-1705016Security Update for Cisco MDS 9250i Multiservice Fabric Switch 8.4(2)
PATCH-1705017Security Update for Cisco Nexus 7700 10-Slot Switch 8.4(2)
PATCH-1705018Security Update for Cisco Nexus 7700 18-Slot Switch 8.4(2)
PATCH-1705019Security Update for Cisco Nexus 7700 6-Slot Switch 8.4(2)
PATCH-1705020Security Update for Cisco MDS 9148S 16G Multilayer Fabric Switch 8.4(2)
PATCH-1705021Security Update for Cisco MDS 9706 Multilayer Director 8.4(2)
PATCH-1705022Security Update for Cisco Nexus 7700 2-Slot Switch 8.4(2)
PATCH-1705023Security Update for Cisco MDS 9396S 16G Multilayer Fabric Switch 8.4(2)
PATCH-1705024Security Update for Cisco MDS 9132T 32-Gbps 32-Port Fibre Channel Switch 8.4(2)
PATCH-1705025Security Update for Cisco MDS 9148T 32-Gbps 48-Port Fibre Channel Switch 8.4(2)
PATCH-1705026Security Update for Cisco MDS 9396T 32-Gbps 96-Port Fibre Channel Switch 8.4(2)
PATCH-1706035Security Update for CiscoPro Workgroup EtherSwitch Software 6.0(2)A8(4)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234