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CVE-2019-1615— Cisco NX-OS Software Image Signature Verification Vulnerability

Quick assessment

Affected
Cisco Nexus 3000 Series Switches
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 9500 R-Series Line Cards and Fabric Modules等都是美国思科（Cisco）公司的产品。Cisco Nexus 9500 R-Series Line Cards and Fabric Modules是一款9500R系列线卡模块。Cisco Nexus 3000 Series Switches是一款3000系列交换机。Cisco Nexus 9000 Series Switches是一款9000系列交换机。Cisco NX-OS Software

AI Predicted 7.2 Difficulty: Easy EPSS 0.25% · P14
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I. Basic Information for CVE-2019-1615

Vulnerability Information
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Vulnerability Title
Cisco NX-OS Software Image Signature Verification Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability is due to improper verification of digital signatures for software images. An attacker could exploit this vulnerability by loading an unsigned software image on an affected device. A successful exploit could allow the attacker to boot a malicious software image. Note: The fix for this vulnerability requires a BIOS upgrade as part of the software upgrade. For additional information, see the Details section of this advisory. Nexus 3000 Series Switches are affected running software versions prior to 7.0(3)I7(5). Nexus 9000 Series Fabric Switches in ACI Mode are affected running software versions prior to 13.2(1l). Nexus 9000 Series Switches in Standalone NX-OS Mode are affected running software versions prior to 7.0(3)I7(5). Nexus 9500 R-Series Line Cards and Fabric Modules are affected running software versions prior to 7.0(3)F3(5).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco NX-OS Software 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Nexus 9500 R-Series Line Cards and Fabric Modules等都是美国思科（Cisco）公司的产品。Cisco Nexus 9500 R-Series Line Cards and Fabric Modules是一款9500R系列线卡模块。Cisco Nexus 3000 Series Switches是一款3000系列交换机。Cisco Nexus 9000 Series Switches是一款9000系列交换机。Cisco NX-OS Software
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 Nexus 3000 Series Switches unspecified ~ 7.0(3)I7(5) -
Cisco Nexus 9000 Series Fabric Switches in ACI Mode unspecified ~ 13.2(1l) -
Cisco Nexus 9000 Series Switches in Standalone NX-OS Mode unspecified ~ 7.0(3)I7(5) -
Cisco Nexus 9500 R-Series Line Cards and Fabric Modules unspecified ~ 7.0(3)F3(5) -

II. Public POCs for CVE-2019-1615

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III. Intelligence Information for CVE-2019-1615

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Vendor Advisories for CVE-2019-1615 (2)

Same Patch Batch · Cisco · 2019-03-11 · 12 CVEs total

CVE-2019-1610 Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1610)
CVE-2019-1611 Cisco FXOS and NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1611)
CVE-2019-1612 Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1612)
CVE-2019-1613 Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1613)
CVE-2019-1614 Cisco NX-OS Software NX-API Command Injection Vulnerability
CVE-2019-1616 Cisco NX-OS Software Cisco Fabric Services Denial of Service Vulnerability
CVE-2019-1617 Cisco Nexus 9000 Series Switches Standalone NX-OS Mode Fibre Channel over Ethernet NPV Den
CVE-2019-1618 Cisco Nexus 9000 Series Switches Standalone NX-OS Mode Tetration Analytics Agent Arbitrary
CVE-2019-1690 Cisco Application Policy Infrastructure Controller IPv6 Link-Local Address Vulnerability
CVE-2019-1702 Cisco Enterprise Chat and Email Cross-Site Scripting Vulnerabilities
CVE-2019-1707 Cisco DNA Center Access Contract Stored Cross-Site Scripting Vulnerability

IV. Related Vulnerabilities

Same product: Nexus 3000 Series Switches
Same vendor: Cisco
Same weakness: CWE-347

V. Comments for CVE-2019-1615

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