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Vulnerabilities

Vulnerability · CVE-2025-5156

A vulnerability was found in H3C GR-5400AX up to 100R008 and classified as critical.

Published May 25, 2025 · catalog updated May 28, 2025 · H3C GR-5400AX

Check this week

CVE-2025-5156 is not in CISA KEV. FIRST estimates a 88.00% chance of exploitation in the next 30 days. Check whether you run H3C GR-5400AX.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
88.00%
Remediation
Vendor / distro source
Affected products
vendor H3C GR-5400AX 100R008

A vulnerability was found in H3C GR-5400AX up to 100R008 and classified as critical. Affected by this issue is the function EditWlanMacList of the file /routing/goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor H3C GR-5400AX 100R008100R008

How to fix CVE-2025-5156

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-5156 is not in CISA KEV. FIRST estimates a 88.00% chance of exploitation in the next 30 days. Check whether you run H3C GR-5400AX.

Which versions are affected?

Compare what you have installed with H3C GR-5400AX 100R008 100R008. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 88.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 25, 2025 · EUVD

    Detected

    A vulnerability was found in H3C GR-5400AX up to 100R008 and classified as critical. Affected by this issue is the function EditWlanMacList of the file /routing/goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but di

  2. May 28, 2025 · EUVD

    Updated

    A vulnerability was found in H3C GR-5400AX up to 100R008 and classified as critical. Affected by this issue is the function EditWlanMacList of the file /routing/goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but di

Sources

  • CVE.orgVulnerability recordCVE-2025-5156

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-16247

    A vulnerability was found in H3C GR-5400AX up to 100R008 and classified as critical. Affected by this issue is the function EditWlanMacList of the file /routing/goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack may be launched remotely. T

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 28, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.