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CVE-2026-73171

HIGHCVSS 8.6/10EPSS 0.50%

Last modified

CVE-2026-73171 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. Nozomi Networks Labs identified a CWE-73: External Control of File Name or Path vulnerability in the backup-restore workflow of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows a remote authenticated attacker to overwrite arbitrary files on the device filesystem by uploading a crafted backup archive through the web management interface.. EPSS estimates a 0.50% chance of exploitation in the next 30 days.

Description

Nozomi Networks Labs identified a CWE-73: External Control of File Name or Path vulnerability in the backup-restore workflow of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows a remote authenticated attacker to overwrite arbitrary files on the device filesystem by uploading a crafted backup archive through the web management interface.

Metrics

CVSS 4.0
8.6/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/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:X

EPSS Probability
0.50%

41.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
AdvantechEKI-1242IEIMS<= 1.06.01
AdvantechEKI-1242EIMS<= 1.06.01

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-73171?
Nozomi Networks Labs identified a CWE-73: External Control of File Name or Path vulnerability in the backup-restore workflow of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows a remote authenticated attacker to overwrite arbitrary files on the device filesystem by uploading a crafted backup archive through the web management interface.
How severe is CVE-2026-73171?
CVE-2026-73171 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 0.50% probability of exploitation in the next 30 days.
How do I fix CVE-2026-73171?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST