Stack-Based Buffer Overflow in D-Link DI-8100
CVE-2025-7602

8.6HIGH

Key Information:

Vendor

D-link
Status
Di-8100
Vendor
CVE Published:
14 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7602?

A stack-based buffer overflow vulnerability has been identified in the D-Link DI-8100, specifically within the HTTP Request Handler component that processes requests to the /arp_sys.asp file. This flaw could allow an attacker to exploit the system remotely, posing significant risks if left unpatched. The exposure and potential for unauthorized access make it crucial for users of this product to adopt appropriate security measures and apply any relevant updates as soon as they are available.

Affected Version(s)

DI-8100 16.07.26A1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-7602 - Proof of Concept

References

https://vuldb.com/?id.316301
vdb-entry
https://vuldb.com/?ctiid.316301
signaturepermissions-required
https://vuldb.com/?submit.615302
third-party-advisory

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

XiDP (VulDB User)
.
CVE-2025-7602 : Stack-Based Buffer Overflow in D-Link DI-8100