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CVE-2023-20016— Cisco FXOS Software and UCS Manager Software Configuration Backup Static Key Vulnerability

Quick assessment

Affected
Cisco Cisco Unified Computing System (Managed)
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 FXOS Software和Cisco UCS Manager都是美国思科（Cisco）公司的产品。Cisco FXOS Software是一套运行在思科安全设备中的防火墙软件。Cisco UCS Manager是一款非常优秀的管理sketchup坐标系的电脑插件。 Cisco UCS Manager Software、Cisco FXOS Software存在安全漏洞，该漏洞源于备份功能的加密方法存在弱点。攻击者利用该漏洞可以访问配置备份文件中的敏感信息。

CVSS 6.3 · Medium EPSS 0.11% · P1
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I. Basic Information for CVE-2023-20016

Vulnerability Information
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Vulnerability Title
Cisco FXOS Software and UCS Manager Software Configuration Backup Static Key Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the backup configuration feature of Cisco UCS Manager Software and in the configuration export feature of Cisco FXOS Software could allow an unauthenticated attacker with access to a backup file to decrypt sensitive information stored in the full state and configuration backup files. This vulnerability is due to a weakness in the encryption method used for the backup function. An attacker could exploit this vulnerability by leveraging a static key used for the backup configuration feature. A successful exploit could allow the attacker to decrypt sensitive information that is stored in full state and configuration backup files, such as local user credentials, authentication server passwords, Simple Network Management Protocol (SNMP) community names, and other credentials.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的密码学密钥
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco FXOS Software和UCS Manager 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco FXOS Software和Cisco UCS Manager都是美国思科（Cisco）公司的产品。Cisco FXOS Software是一套运行在思科安全设备中的防火墙软件。Cisco UCS Manager是一款非常优秀的管理sketchup坐标系的电脑插件。 Cisco UCS Manager Software、Cisco FXOS Software存在安全漏洞，该漏洞源于备份功能的加密方法存在弱点。攻击者利用该漏洞可以访问配置备份文件中的敏感信息。
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 Unified Computing System (Managed) n/a -

II. Public POCs for CVE-2023-20016

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III. Intelligence Information for CVE-2023-20016

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Same Patch Batch · Cisco · 2023-02-23 · 6 CVEs total

CVE-2023-20011 8.8 HIGH Cisco Application Policy Infrastructure Controller and Cisco Cloud Network Controller Cros
CVE-2023-20089 7.4 HIGH Cisco Nexus 9000 Series Fabric Switches in ACI Mode Link Layer Discovery Protocol Memory L
CVE-2023-20015 6.0 MEDIUM Cisco Firepower 4100 Series, Firepower 9300 Security Appliances, and UCS Fabric Interconne
CVE-2023-20012 5.3 MEDIUM Cisco Nexus 9300-FX3 Series Fabric Extender for UCS Fabric Interconnects Authentication By
CVE-2023-20050 4.4 MEDIUM Cisco NX-OS Software CLI Command Injection Vulnerability

IV. Related Vulnerabilities

Same product: Cisco Unified Computing System (Managed)
Same vendor: Cisco
Same weakness: CWE-321

V. Comments for CVE-2023-20016

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