Local Buffer Overflow in LanSpy 2.0.1.159 by Lizard Systems
CVE-2018-25268

8.6HIGH

Key Information:

Vendor

Lizardsystems

Status
Lanspy
Vendor
CVE Published:
22 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2018-25268?

LanSpy version 2.0.1.159 is susceptible to a local buffer overflow vulnerability. This issue arises when attackers provide oversized input to the scan field, allowing them to overwrite the instruction pointer. By crafting a specific payload composed of 688 bytes of padding followed by 4 bytes of controlled data, an attacker can crash the application or potentially gain unauthorized code execution. It is crucial for users of this product to be aware of this vulnerability and take necessary precautionary measures.

Affected Version(s)

LanSpy 2.0.1.159

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-2018-25268 - Proof of Concept

References

https://www.exploit-db.com/exploits/45968
exploit
https://lizardsystems.com
product
https://www.vulncheck.com/advisories/lanspy-local-buffer-...
third-party-advisory

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
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

Gionathan "John" Reale
.