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.

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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"
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