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CVE-2022-30055

32
FAUCET Score

CVE-2022-30055 is a critical buffer overflow vulnerability in Prime95 30.7 build 9, affecting Mersenne Prime95 and Microsoft Windows, which could lead to Remote Code Execution. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector, low attack complexity, and high potential for confidentiality, integrity, and availability impacts. While there is no evidence of active exploitation, nor publicly available exploit code in Metasploit, Nuclei, or ExploitDB, the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
30.7CPE matchmatch criteria
cpe:2.3:a:mersenne:prime95:30.7:build9:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.77%
Probability of exploitation in next 30 days
EPSS Percentile
88.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0377 is in the 82nd percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

mrvar0x.com / 2022/04/25/prime95-buffer-overflow-rce
ExploitTechnical DescriptionThird Party Advisory
packetstormsecurity.com / files/166840/Prime95-30.7-Build-9-Buffer-Overflow.html
ExploitThird Party AdvisoryVDB Entry