CVE-2018-6342 describes a critical arbitrary command execution vulnerability in react-dev-utils on Windows, affecting multiple branches prior to specific patch versions. The flaw stems from improper input sanitization in a local webserver command used to launch an editor, allowing an attacker to execute arbitrary commands on the system. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with no user interaction, leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the high severity warrants immediate patching.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.0.0, < 1.0.4CPE matchmatch criteria | cpe:2.3:a:facebook:react-dev-utils:*:*:*:*:*:*:*:* | ||
>= 2.0.0, < 2.0.2CPE matchmatch criteria | cpe:2.3:a:facebook:react-dev-utils:*:*:*:*:*:*:*:* | ||
>= 3.0.0, < 3.1.2CPE matchmatch criteria | cpe:2.3:a:facebook:react-dev-utils:*:*:*:*:*:*:*:* | ||
>= 4.0.0, < 4.2.2CPE matchmatch criteria | cpe:2.3:a:facebook:react-dev-utils:*:*:*:*:*:*:*:* | ||
>= 5.0.0, < 5.0.2CPE matchmatch criteria | cpe:2.3:a:facebook:react-dev-utils:*:*:*:*:*:*:*:* |
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.