H3C GR-5400AX aspForm UpdateIpv6params buffer overflow
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A vulnerability was found in H3C GR-5400AX V100R009L50 and classified as critical. This issue affects the function UpdateWanparamsMulti/UpdateIpv6params of the file /routing/goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor confirms the existence of this issue. Because they assess the risk as low, they do not have immediate plans for remediation.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-6090
- 2026-10-03 Alias added: GHSA-h95r-rh3q-w5w3
- 2026-10-19 EPSS moved to the 50th–90th percentile
References
More H3C vulnerabilities
- TI-2025-37618 An issue in H3C M102G HM1A0V200R010 wireless controller and BA1500L SWBA1A0V100R006… CVSS 3.1CRITICAL 9.8
- TI-2024-35290 H3C GR-1800AX MiniGRW1B0V100R007 is vulnerable to remote code execution (RCE) via the aspForm parameter. CVSS 3.1CRITICAL 9.8
- TI-2024-28559 H3C GR1100-P v100R009 was discovered to use a hardcoded password in /etc/shadow, which… CVSS 3.1CRITICAL 9.8
- TI-2024-28557 H3C R3010 v100R002L02 was discovered to contain a hardcoded password vulnerability in… CVSS 3.1CRITICAL 9.8
- TI-2023-13966 H3C GR-1200W MiniGRW1A0V100R006 was discovered to contain a stack overflow via the function version_set. CVSS 3.1CRITICAL 9.8
- TI-2023-13965 H3C GR-1200W MiniGRW1A0V100R006 was discovered to contain a stack overflow via the function set_tftp_upgrad. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-6090 · CVE Program
- CVE-2025-6090 · NVD
- FIRST EPSS
- GHSA-h95r-rh3q-w5w3 · GitHub Advisory Database · CC BY 4.0
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