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Security Database

CVE

CWE

Training

CVE-2018-25299

Published: Apr 29, 2026

Modified: Apr 30, 2026

PUBLISHED

CVSS v3.1

8.4

HIGH

Description

Prime95 29.4b8 contains a local buffer overflow vulnerability that allows attackers to execute arbitrary code by exploiting structured exception handling (SEH) mechanisms. Attackers can inject malicious payload through the optional proxy hostname field in the PrimeNet connection settings to trigger the overflow and execute system commands.

Vendor	Product	Versions
Mersenne	Prime95	affected `29.4b8`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

ExploitDB-44649

exploit

Official Product Homepage

product

Product Reference

product

VulnCheck Advisory: Prime95 29.4b8 Local Buffer Overflow via SEH

third-party-advisory

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