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CVE-2019-1585— Cisco Nexus 9000 Series Fabric Switches Application-Centric Infrastructure Mode Privilege Escalation Vulnerability

Quick assessment

Affected
Cisco Cisco NX-OS Software for Nexus 9000 Series Fabric Switches ACI Mode
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco Nexus 9000 Series ACI Mode Switch Software（处于ACI模式）中的NX-OS Software的controller authorization功能存在配置错误漏洞，该漏洞源于程序为bashroot组件错误地配置了sudoers文件。本地攻击者可借助特制的用户ID对受影响设备进行身份验证利用该漏洞提升权限。

AI Predicted 5.6 Difficulty: Moderate EPSS 0.39% · P30
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I. Basic Information for CVE-2019-1585

Vulnerability Information
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Vulnerability Title
Cisco Nexus 9000 Series Fabric Switches Application-Centric Infrastructure Mode Privilege Escalation Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the controller authorization functionality of Cisco Nexus 9000 Series ACI Mode Switch Software could allow an authenticated, local attacker to escalate standard users with root privilege on an affected device. The vulnerability is due to a misconfiguration of certain sudoers files for the bashroot component on an affected device. An attacker could exploit this vulnerability by authenticating to the affected device with a crafted user ID, which may allow temporary administrative access to escalate privileges. A successful exploit could allow the attacker to escalate privileges on an affected device. This Vulnerability has been fixed in version 4.0(1h)
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
配置
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Nexus 9000 Series ACI Mode Switch Software 配置错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Nexus 9000 Series ACI Mode Switch Software（处于ACI模式）中的NX-OS Software的controller authorization功能存在配置错误漏洞，该漏洞源于程序为bashroot组件错误地配置了sudoers文件。本地攻击者可借助特制的用户ID对受影响设备进行身份验证利用该漏洞提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Cisco Cisco NX-OS Software for Nexus 9000 Series Fabric Switches ACI Mode unspecified ~ 4.0(1h) -

II. Public POCs for CVE-2019-1585

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III. Intelligence Information for CVE-2019-1585

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Vendor Advisories for CVE-2019-1585 (2)

Same Patch Batch · Cisco · 2019-03-06 · 6 CVEs total

CVE-2019-1588 Cisco Nexus 9000 Series Fabric Switches Application-Centric Infrastructure Mode Arbitrary
CVE-2019-1591 Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Shell Esca
CVE-2019-1593 Cisco NX-OS Software Bash Shell Role-Based Access Control Bypass Privilege Escalation Vuln
CVE-2019-1594 Cisco NX-OS Software 802.1X Extensible Authentication Protocol over LAN Denial of Service
CVE-2019-1595 Cisco Nexus 5600 and 6000 Series Switches Fibre Channel over Ethernet Denial of Service Vu

IV. Related Vulnerabilities

Same product: Cisco NX-OS Software for Nexus 9000 Series Fabric Switches ACI Mode
Same vendor: Cisco
Same weakness: CWE-16

V. Comments for CVE-2019-1585

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