Stack-Based Buffer Overflow in Crashmail 1.6 by Ftnapps
CVE-2018-25223

9.3CRITICAL

Key Information:

Vendor

Crashmail

Status
Crashmail
Vendor
CVE Published:
28 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2018-25223?

Crashmail 1.6 contains a stack-based buffer overflow vulnerability that enables remote attackers to execute arbitrary code by supplying specially crafted input to the application. This exploitation allows attackers to create payloads utilizing Return-Oriented Programming (ROP) chains, potentially running code in the context of the application. Failed exploitation attempts may lead to application crashes, resulting in denial of service situations.

Affected Version(s)

Crashmail 1.6

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-2018-25223 - Proof of Concept

CVE-2018-25223 - Proof of Concept

References

https://www.exploit-db.com/exploits/44331
exploit
http://ftnapps.sourceforge.net/crashmail.html
product
http://exploitpack.com
product

CVSS V4

Score:
9.3
Severity:
CRITICAL
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

Juan Sacco <jsacco@exploitpack.com>, jsacco@exploitpack.com"
.