CVE-2026-124011

Dixell/Copeland XWEB EVO Information Disclosure via sysinfo.lua

Published Nov 12, 2026 CVSS 4.0 · 6.9 Medium EPSS n/a KEV · Not listed
Description
XWEB EVO 5.6.2 through 5.8.8 contains an information disclosure vulnerability that allows unauthenticated attackers to obtain the device's eth0 MAC address and system clock by accessing sysinfo.lua, which also feeds the pre-login page. Attackers can use the disclosed MAC address and system clock values to offline derive the MAC-based daily password, enabling unauthorized authentication to the device. This product line reached it's end of service date in March 2026.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Copeland
Copeland xweb Evo
Vendors & Products Copeland
Copeland xweb Evo
Type Values Removed Values Added
Description XWEB EVO 5.6.2 through 5.8.8 contain an information disclosure vulnerability that allows unauthenticated attackers to obtain the device's eth0 MAC address and system clock by accessing sysinfo.lua, which also feeds the pre-login page. Attackers can use the disclosed MAC address and system clock values to offline derive the MAC-based daily password, enabling unauthorized authentication to the device. XWEB EVO 5.6.2 through 5.8.8 contains an information disclosure vulnerability that allows unauthenticated attackers to obtain the device's eth0 MAC address and system clock by accessing sysinfo.lua, which also feeds the pre-login page. Attackers can use the disclosed MAC address and system clock values to offline derive the MAC-based daily password, enabling unauthorized authentication to the device. This product line reached it's end of service date in March 2026.
Type Values Removed Values Added
Description XWEB EVO 5.6.2 through 5.8.8 contain an information disclosure vulnerability that allows unauthenticated attackers to obtain the device's eth0 MAC address and system clock by accessing sysinfo.lua, which also feeds the pre-login page. Attackers can use the disclosed MAC address and system clock values to offline derive the MAC-based daily password, enabling unauthorized authentication to the device.
Title Dixell/Copeland XWEB EVO Information Disclosure via sysinfo.lua
Weaknesses CWE-497
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 13, 2026, 12:26 AM
Reserved
Nov 6, 2026, 6:38 PM
Status
Deferred
Published
Nov 12, 2026, 8:18 PM
Modified
Nov 13, 2026, 2:18 AM