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Description

Prime95 version 29.8 build 6 contains a buffer overflow vulnerability in the user ID input field that allows remote attackers to execute arbitrary code. Attackers can craft a malicious payload and paste it into the PrimeNet user ID and proxy host fields to trigger a bind shell on port 3110.

PUBLISHED Reserved 2026-02-12 | Published 2026-02-12 | Updated 2026-02-13 | Assigner VulnCheck




HIGH: 8.4CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Heap-based Buffer Overflow

Product status

29.8
affected

Credits

Achilles finder

References

www.exploit-db.com/exploits/47802 (ExploitDB-47802) exploit

www.mersenne.org (Vendor Homepage) product

www.vulncheck.com/...prime-version-build-buffer-overflow-seh (VulnCheck Advisory: Prime95 Version 29.8 build 6 - Buffer Overflow (SEH)) third-party-advisory

cve.org (CVE-2019-25327)

nvd.nist.gov (CVE-2019-25327)

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