9.8
CRITICAL
CVE-2025-5156
H3C GR-5400AX Buffer Overflow Vulnerability
Description

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.

INFO

Published Date :

May 25, 2025, 10:15 p.m.

Last Modified :

June 3, 2025, 3:49 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2025-5156 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 H3c gr-5400ax_firmware
2 H3c gr-5400ax
: Total Affected Vendor : 1 | Products : 2
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-5156.

URL Resource
https://github.com/CH13hh/tmp_store_cc/blob/main/H3C%20GB5400AX/6.md Broken Link
https://vuldb.com/?ctiid.310244 Permissions Required VDB Entry
https://vuldb.com/?id.310244 Third Party Advisory VDB Entry
https://vuldb.com/?submit.574080 Third Party Advisory VDB Entry
https://github.com/CH13hh/tmp_store_cc/blob/main/H3C%20GB5400AX/6.md Broken Link

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-5156 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-5156 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jun. 03, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-120
    Added CPE Configuration AND OR *cpe:2.3:o:h3c:gr-5400ax_firmware:*:*:*:*:*:*:*:* versions up to (including) 100R008 OR cpe:2.3:h:h3c:gr-5400ax:-:*:*:*:*:*:*:*
    Added Reference Type CISA-ADP: https://github.com/CH13hh/tmp_store_cc/blob/main/H3C%20GB5400AX/6.md Types: Broken Link
    Added Reference Type VulDB: https://github.com/CH13hh/tmp_store_cc/blob/main/H3C%20GB5400AX/6.md Types: Broken Link
    Added Reference Type VulDB: https://vuldb.com/?ctiid.310244 Types: Permissions Required, VDB Entry
    Added Reference Type VulDB: https://vuldb.com/?id.310244 Types: Third Party Advisory, VDB Entry
    Added Reference Type VulDB: https://vuldb.com/?submit.574080 Types: Third Party Advisory, VDB Entry
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 28, 2025

    Action Type Old Value New Value
    Added Reference https://github.com/CH13hh/tmp_store_cc/blob/main/H3C%20GB5400AX/6.md
  • New CVE Received by [email protected]

    May. 25, 2025

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V4.0 AV:N/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
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V2 (AV:N/AC:L/Au:S/C:C/I:C/A:C)
    Added CWE CWE-119
    Added CWE CWE-120
    Added Reference https://github.com/CH13hh/tmp_store_cc/blob/main/H3C%20GB5400AX/6.md
    Added Reference https://vuldb.com/?ctiid.310244
    Added Reference https://vuldb.com/?id.310244
    Added Reference https://vuldb.com/?submit.574080
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-5156 is associated with the following CWEs:

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-2025-5156 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-92: Forced Integer Overflow Forced Integer Overflow CAPEC-100: Overflow Buffers Overflow Buffers
CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
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Latest DB Update: Jul. 14, 2025 17:21