Buffer Overflow in H3C GR-3000AX Router
CVE-2025-6091

8.7HIGH

Key Information:

Vendor

H3c
Status
Gr-3000ax
Vendor
CVE Published:
15 June 2025

What is CVE-2025-6091?

A buffer overflow vulnerability exists in the H3C GR-3000AX router, specifically within the UpdateWanParamsMulti and UpdateIpv6Params functions found in the /routing/goform/aspForm file. This flaw allows an attacker to manipulate the 'param' argument, potentially leading to unauthorized access and execution of arbitrary code. The vulnerability can be exploited remotely, posing a risk to users. Although the vendor acknowledges the issue, they currently assess it as low risk without immediate remediation plans.

Affected Version(s)

GR-3000AX V100R007L50

References

https://vuldb.com/?id.312558
vdb-entrytechnical-description
https://vuldb.com/?ctiid.312558
signaturepermissions-required
https://vuldb.com/?submit.588000
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

CH13hh (VulDB User)
.
CVE-2025-6091 : Buffer Overflow in H3C GR-3000AX Router