CVE-2018-8779 is a vulnerability in Ruby versions prior to 2.2.10, 2.3.7, 2.4.4, 2.5.1, and 2.6.0-preview1, affecting the UNIXServer.open and UNIXSocket.open methods, which fail to properly check for null characters. This flaw could lead to connections being redirected to unintended sockets, impacting various Canonical and Debian Linux distributions and Ruby installations. With a CVSS score of 7.5 (HIGH), it has a network attack vector and low attack complexity, potentially leading to high integrity impacts. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.2.0, < 2.2.10CPE matchmatch criteria | cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* | ||
>= 2.3.0, < 2.3.7CPE matchmatch criteria | cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* | ||
>= 2.4.0, < 2.4.4CPE matchmatch criteria | cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* | ||
>= 2.5.0, < 2.5.1CPE matchmatch criteria | cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* | ||
2.6.0CPE matchmatch criteria | cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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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.