DEBIAN-CVE-2019-5420

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2019-5420
Published: 27 Mar 2019, 14:29
Last modified:28 Apr 2026, 20:20

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.8 CRITICAL
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

27 Mar 2019, 14:29
Published
Vulnerability first disclosed
28 Apr 2026, 20:20
Last Modified
Vulnerability information updated

Description

A remote code execution vulnerability in development mode Rails <5.2.2.1, <6.0.0.beta3 can allow an attacker to guess the automatically generated development mode secret token. This secret token can be used in combination with other Rails internals to escalate to a remote code execution exploit.

CVSS Metrics

  • v3.1•CRITICAL•Score: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • debian•rails

    < 2:5.2.2.1+dfsg-1 | < 2:5.2.2.1+dfsg-1 | < 2:5.2.2.1+dfsg-1 | < 2:5.2.2.1+dfsg-1

References (1)