CVE-2025-6091: H3C GR-3000AX aspForm UpdateIpv6Params buffer overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-06-15 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was found in H3C GR-3000AX V100R007L50. It has been classified as critical. Affected is the function UpdateWanParamsMulti/UpdateIpv6Params of the file /routing/goform/aspForm. The manipulation of the argument param leads to buffer overflow. It is possible to launch the attack 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.

Affected products

H3C GR-3000AX: V100R007L50

References

https://github.com/CH13hh/cve/blob/main/new/6.md
https://vuldb.com/?ctiid.312558
https://vuldb.com/?id.312558
https://vuldb.com/?submit.588000

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