CVE-2018-12248 describes a heap-based buffer over-read vulnerability in mruby version 1.4.1, specifically within the mruby-fiber component. This flaw, rated High severity (CVSS 7.5), allows for a denial of service (A:H) due to improper stack extension when handling numerous arguments to a fiber, without requiring user interaction or authentication. There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.4.1CPE matchmatch criteria | cpe:2.3:a:mruby:mruby:1.4.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.