D-Link DI-7100G C1 jhttpd hi_block.asp sub_4BD4F8 buffer overflow
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A vulnerability has been found in D-Link DI-7100G C1 up to 20250928. This issue affects the function sub_4BD4F8 of the file /webchat/hi_block.asp of the component jhttpd. The manipulation of the argument popupId leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.
No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
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