CVE-2025-3543

HIGHCVSS 8.6/10EPSS 1.30%

Last modified

CVE-2025-3543 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. A vulnerability has been found in H3C Magic NX15, Magic NX30 Pro, Magic NX400 and Magic R3010 up to V100R014 and classified as critical. This vulnerability affects the function FCGI_WizardProtoProcess of the file /api/wizard/setsyncpppoecfg of the component HTTP POST Request Handler. EPSS estimates a 1.30% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in H3C Magic NX15, Magic NX30 Pro, Magic NX400 and Magic R3010 up to V100R014 and classified as critical. This vulnerability affects the function FCGI_WizardProtoProcess of the file /api/wizard/setsyncpppoecfg of the component HTTP POST Request Handler. The manipulation leads to command injection. Access to the local network is required for this attack. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component.

Metrics

CVSS 3.1
8/10

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0
8.6/10

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/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
1.30%

66.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-3543?
A vulnerability has been found in H3C Magic NX15, Magic NX30 Pro, Magic NX400 and Magic R3010 up to V100R014 and classified as critical. This vulnerability affects the function FCGI_WizardProtoProcess of the file /api/wizard/setsyncpppoecfg of the component HTTP POST Request Handler. The manipulation leads to command injection. Access to the local network is required for this attack. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component.
How severe is CVE-2025-3543?
CVE-2025-3543 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.
How do I fix CVE-2025-3543?
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.

Are you affected by CVE-2025-3543?

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Source: NVD / NIST