CVE-2026-6563: high-severity vulnerability in H3C Magic B1
H3C Magic B1 aspForm SetAPWifiorLedInfoById buffer overflow
Published · Updated
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41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 8.7epss 0.5%
A vulnerability has been found in H3C Magic B1 up to 100R004. The affected element is the function SetAPWifiorLedInfoById of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. It is possible to initiate the attack 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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
H3C · Magic B1public PoCs found — 1
cve_referencegithub.com/K4ptor/H3C-routers-vulnerability/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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