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CVE-2023-31428— CLI allows upload or transfer files of dangerous types

Quick assessment

Affected
Brocade Fabric OS
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.

Brocade Fabric OS（FOS）是美国博科（Brocade）公司的一套使用在交换机和路由器等设备中的嵌入式操作系统。 Brocade Fabric OS存在代码问题漏洞，该漏洞源于命令行存在安全问题，允许本地用户使用grep在用户主目录下转储文件。受影响的产品和版本： Brocade Fabric OS 9.1.1c之前版本，9.2.0之前版本。

CVSS 5.5 · Medium EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2023-31428

Vulnerability Information
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Vulnerability Title
CLI allows upload or transfer files of dangerous types
Source: CVE Program / CVE List V5
Vulnerability Description
Brocade Fabric OS before Brocade Fabric OS v9.1.1c, v9.2.0 contains a vulnerability in the command line that could allow a local user to dump files under user's home directory using grep.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
Brocade Fabric OS 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Brocade Fabric OS（FOS）是美国博科（Brocade）公司的一套使用在交换机和路由器等设备中的嵌入式操作系统。 Brocade Fabric OS存在代码问题漏洞，该漏洞源于命令行存在安全问题，允许本地用户使用grep在用户主目录下转储文件。受影响的产品和版本： Brocade Fabric OS 9.1.1c之前版本，9.2.0之前版本。
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
Brocade Fabric OS before Brocade Fabric OS v9.1.1c, v9.2.0 -

II. Public POCs for CVE-2023-31428

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III. Intelligence Information for CVE-2023-31428

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Vendor Advisories for CVE-2023-31428 (1)

Other References for CVE-2023-31428 (1)

Same Patch Batch · Brocade · 2023-08-01 · 9 CVEs total

CVE-2023-31425 7.8 HIGH Privilege escalation via the fosexec command
CVE-2023-31427 7.8 HIGH Knowledge of full path name
CVE-2023-31432 7.8 HIGH Privilege issues in multiple commands
CVE-2023-31426 6.8 MEDIUM scp, sftp, ftp servers passwords in supportsave
CVE-2023-31928 6.3 MEDIUM XSS vulnerability in Brocade Webtools
CVE-2023-31429 5.5 MEDIUM Multiple commands print sensitive information in the terminal
CVE-2023-31431 5.5 MEDIUM A buffer overflow vulnerability in “diagstatus” command
CVE-2023-31430 5.5 MEDIUM buffer overflow vulnerability in “secpolicydelete” command

IV. Related Vulnerabilities

Same product: Fabric OS
Same vendor: Brocade
Same weakness: CWE-434

V. Comments for CVE-2023-31428

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