VULNERABILITY INTELLIGENCE

CVE-2017-0898

CVSS score9.1 CRITICAL
EPSS probability9.72%
CISA KEVNot currently listed
Published2017-09-15
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Description

Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.

Weakness classification

  • CWE-134: Use of Externally-Controlled Format String

Primary references