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CVE-2026-8173Suited to automated attack · CISA

Information Disclosure via 'Copy learned MAC Addresses' Function

CVSS score

5.3

EPSS probability

%0.3

Risk score

0.0

Published

1 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

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Vulnerability description

DayBreach CVE AI Research

CVE-2026-8173 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

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.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-8173 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1MurrelektronikXelity 4TX M GE View
2MurrelektronikXelity 4TX M GE PN View
3MurrelektronikXelity 6TX M GE View
4MurrelektronikXelity 6TX M GE PN View
5MurrelektronikXelity 8TX M GE View
6MurrelektronikXelity 8TX M GE PN View
7MurrelektronikXelity-16TX-M-GE View
8MurrelektronikXelity-16TX-M-GE-PN View
9MurrelektronikXelity 10 TX IP67 M FE 4P View
10MurrelektronikXelity 10 TX IP67 M FE PN 4P View
11MurrelektronikXelity 8 +2 TX IP67 M GE 4P View
12MurrelektronikXelity 8 +2 TX IP67 M GE PN 4P View
13MurrelektronikXelity 10 TX IP67 M GE 4P View
14MurrelektronikXelity 10 TX IP67 M GE PN 4P View
15MurrelektronikXelity 6TX 4PW IP67 M GE PN 4P View
16MurrelektronikXelity 10 TX IP67 M FE 5P View
17MurrelektronikXelity 10 TX IP67 M FE PN 5P View
18MurrelektronikXelity 8 +2 TX IP67 M GE 5P View
19MurrelektronikXelity 8 +2 TX IP67 M GE PN 5P View
20MurrelektronikXelity 10 TX IP67 M GE 5P View
21MurrelektronikXelity 10 TX IP67 M GE PN 5P View
22MurrelektronikXelity 6TX 4PW IP67 M GE PN 5P View
23Murrelektronik6 TX M GE + 4 Power M12 IP67 View
Total affected vendors: 1|Products: 23

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
5.3CVSS V4_0MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:NCVE CNA
5.3CVSS V3_1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NCVE CNA
5.3CVSS V31MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NNVD
5.3CVSS V40MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-8173 is associated with the following CWEs:

CWE-209: Common Weakness Enumeration Entry CWE-209

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-8173 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
User—

Official Sources and Advisories

https://www.certvde.com/en/advisories/VDE-2026-061/vendor-advisory

CVSS Vector Radar Chart

5.3 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.RequiredConfidentialityLowIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionP
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)P
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

M
Murrelektronik logo
Murrelektronik

Weakness Type (CWE & CAPEC)

CWE-209

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