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CVE-2026-8173— Information Disclosure via 'Copy learned MAC Addresses' Function

Quick assessment

Affected
Murrelektronik Xelity 4TX M GE
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.

受影响的Murrelektronik Xelity交换机的Web图形用户界面（GUI）在使用“复制已学习MAC地址”功能时，会记录设备MAC地址表中的MAC地址，前提是用户已通过身份验证并具备管理员权限。由于错误消息生成方式不当，具有网络访问权限但未经身份验证的攻击者可以通过浏览器开发者工具获取这些被记录的MAC地址。

CVSS 5.3 · Medium

Possible ATT&CK Techniques 1 AI

T1213 · Data from Information Repositories
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I. Basic Information for CVE-2026-8173

Vulnerability Information
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Vulnerability Title
Information Disclosure via 'Copy learned MAC Addresses' Function
Source: CVE Program / CVE List V5
Vulnerability Description
The web GUI of affected Murrelektronik Xelity switches logs MAC addresses from the devices MAC address table when an authenticated administrator uses the 'Copy learned MAC Addresses' function. Due to improper generation of error messages, an unauthenticated attacker with network access to the web interface can retrieve the logged MAC addresses via browser developer tools.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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

Affected Products

Vendor Product Affected Versions CPE Subscribe
Murrelektronik Xelity 4TX M GE 2.1.0 -
Murrelektronik Xelity 4TX M GE PN 2.1.0 -
Murrelektronik Xelity 6TX M GE 2.1.0 -
Murrelektronik Xelity 6TX M GE PN 2.1.0 -
Murrelektronik Xelity 8TX M GE 2.1.0 -
Murrelektronik Xelity 8TX M GE PN 2.1.0 -
Murrelektronik Xelity-16TX-M-GE 2.1.0 -
Murrelektronik Xelity-16TX-M-GE-PN 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M FE 4P 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M FE PN 4P 2.1.0 -
Murrelektronik Xelity 8 +2 TX IP67 M GE 4P 2.1.0 -
Murrelektronik Xelity 8 +2 TX IP67 M GE PN 4P 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M GE 4P 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M GE PN 4P 2.1.0 -
Murrelektronik Xelity 6TX 4PW IP67 M GE PN 4P 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M FE 5P 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M FE PN 5P 2.1.0 -
Murrelektronik Xelity 8 +2 TX IP67 M GE 5P 2.1.0 -
Murrelektronik Xelity 8 +2 TX IP67 M GE PN 5P 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M GE 5P 2.1.0 -
Murrelektronik Xelity 10 TX IP67 M GE PN 5P 2.1.0 -
Murrelektronik Xelity 6TX 4PW IP67 M GE PN 5P 2.1.0 -
Murrelektronik 6 TX M GE + 4 Power M12 IP67 2.1.0 -

II. Public POCs for CVE-2026-8173

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III. Intelligence Information for CVE-2026-8173

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Vendor Advisories for CVE-2026-8173 (1)

IV. Related Vulnerabilities

Same vendor: Murrelektronik
Same weakness: CWE-209

V. Comments for CVE-2026-8173

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