Stack-Based Buffer Overflow in D-Link DI-8100 Router
CVE-2025-4883
Key Information:
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What is CVE-2025-4883?
A stack-based buffer overflow vulnerability exists in the D-Link DI-8100 router within the ctxz_asp function of the /ctxz.asp file. The vulnerability can be exploited through manipulation of certain arguments, such as def, defTcp, defUdp, defIcmp, and defOther. This flaw enables an attacker to execute remote code, compromising the integrity and security of affected devices. As the exploit is publicly known, immediate action is recommended to secure affected systems.
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.
References
CVSS V4
Timeline
- 🟡
Public PoC available
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved