What is CVE-2018-3779?

CVE-2018-3779 is a critical-severity vulnerability in Activesupport Project, classified under Command Injection. CVSS score: 9.8/10. Published 2018-08-10.

How severe is CVE-2018-3779?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Activesupport Project

CVE-2018-3779

active-support ruby gem 5.2.0 could allow a remote attacker to execute arbitrary code on the system, caused by containing a malicious backdoor. An attacker could exploit this vulnerability to execute arbitrary code on the system.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.061 (92.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Activesupport_project Activesupport — versions 5.2.0
Hackerone Active-support Ruby Gem — versions 5.2.0

Weakness classification (CWE)

CWE-77 — Command Injection

References

support@hackerone.com (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2018-3779?: CVE-2018-3779 is a critical-severity vulnerability in Activesupport Project, classified under Command Injection. CVSS score: 9.8/10. Published 2018-08-10.
How severe is CVE-2018-3779?: Critical severity. CVSS v3 base score is 9.8 out of 10.