CVE-2018-11743 is a critical vulnerability affecting mruby 1.4.1, specifically within the init_copy function in kernel.c, and also impacting Debian distributions of mruby. This flaw allows an unauthenticated attacker to trigger a denial of service by causing an uninitialized pointer crash, with potential for further unspecified impact. Rated 9.8 Critical (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), it indicates a network-exploitable vulnerability with low attack complexity and high impact on confidentiality, integrity, and availability. Despite its high severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.4.1CPE matchmatch criteria | cpe:2.3:a:mruby:mruby:1.4.1:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
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.