CVE-2019-25327Prime95 Version 29.8 build 6 - Buffer Overflow (SEH)
Updated under an hour ago ()
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It affects Mersenne Research, Inc Prime95. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-122
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Mar 4, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Mersenne Research, Inc Prime95 mersenne_research:prime95 (from the name) | 29.8 | CNA record |
References
- https://www.exploit-db.com/exploits/47802exploit
- https://www.mersenne.orgproduct
- https://www.vulncheck.com/advisories/prime-version-build-buffer-overflow-sehthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.