Local Buffer Overflow in UltraISO by UltraISO Development Team
CVE-2018-25267

6.9MEDIUM

Key Information:

Vendor

Ultraiso

Status
Ultraiso
Vendor
CVE Published:
22 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2018-25267?

UltraISO 9.7.1.3519 is prone to a local buffer overflow vulnerability within the Output FileName field of the Make CD/DVD Image dialog. This flaw can be exploited by attackers who craft a malicious filename string containing 304 bytes of data followed by specially constructed SEH record overwrite values. When this string is pasted into the Output FileName field, it can trigger a denial of service crash, potentially compromising system stability.

Affected Version(s)

UltraISO 9.7.1.3519

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-2018-25267 - Proof of Concept

References

https://www.exploit-db.com/exploits/45996
exploit
https://www.ultraiso.com/
product
https://www.vulncheck.com/advisories/ultraiso-buffer-over...
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
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

Francisco Ramirez
.