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CVE-2023-31429— Multiple commands print sensitive information in the terminal

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存在安全漏洞，该漏洞源于多个命令存在安全漏洞，导致命令执行时会在终端中打印shell解释变量的内容。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 0.22% · P11

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2023-31429

Vulnerability Information
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Vulnerability Title
Multiple commands print sensitive information in the terminal
Source: CVE Program / CVE List V5
Vulnerability Description
Brocade Fabric OS before Brocade Fabric OS 9.1.1c, 9.2.0 contains a vulnerability when using various commands such as “chassisdistribute”, “reboot”, “rasman”, errmoduleshow, errfilterset, hassiscfgperrthreshold, supportshowcfgdisable and supportshowcfgenable commands that can cause the content of shell interpreted variables to be printed in the terminal.
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
通过错误消息导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Brocade Fabric OS 命令注入漏洞
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存在安全漏洞，该漏洞源于多个命令存在安全漏洞，导致命令执行时会在终端中打印shell解释变量的内容。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-2023-31429

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III. Intelligence Information for CVE-2023-31429

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Vendor Advisories for CVE-2023-31429 (1)

Other References for CVE-2023-31429 (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-2023-31431 5.5 MEDIUM A buffer overflow vulnerability in “diagstatus” command
CVE-2023-31430 5.5 MEDIUM buffer overflow vulnerability in “secpolicydelete” command
CVE-2023-31428 5.5 MEDIUM CLI allows upload or transfer files of dangerous types

IV. Related Vulnerabilities

Same product: Fabric OS
Same vendor: Brocade
Same weakness: CWE-209

V. Comments for CVE-2023-31429

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