CVE-2025-7603Network attack vector

Authenticated memory corruption via HTTP request overflow

Published Jul 14, 2025 · Updated Jul 14, 2025

Stack-based buffer overflow in D-Link DI-8100 16.07.26A1 allows remote authenticated users to corrupt memory through its HTTP handler. The CVE record identifies /jingx.asp, while D-Link labels the same CVE /arp_sys.asp; neither source discloses the exact function or input copied beyond the stack buffer. Administrative access is required, and public records do not establish whether successful exploitation crashes the device or executes code.

CVSS severity7.2
High
EPSS probability0.96%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stack-based buffer overflow in D-Link DI-8100 16.07.26A1 allows remote authenticated users to corrupt memory through its HTTP handler. The CVE record identifies /jingx.asp, while D-Link labels the same CVE /arp_sys.asp; neither source discloses the exact function or input copied beyond the stack buffer. Administrative access is required, and public records do not establish whether successful exploitation crashes the device or executes code.

The record

CVE
CVE-2025-7603
Published
Jul 14, 2025
Updated
Jul 14, 2025
Vendor
D-Link
Product
DI-8100
Classifications
CWE-119, CWE-121, T1190
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jul 14, 2025CVE publishedPublication date reported by the CVE source.
  2. Jul 14, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=16.07.26A1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

D-Link · DI-8100version=16.07.26A1

Published CVSS scores

7.2VulDBCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
7.3VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
8.3VulDBAV:N/AC:L/Au:M/C:C/I:C/A:C

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-121Stack-based Buffer Overflow
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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