VULNERABILITY INTELLIGENCE

CVE-2018-19115

CVSS score9.8 CRITICAL
EPSS probability3.75%
CISA KEVNot currently listed
Published2018-11-08
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

keepalived before 2.0.7 has a heap-based buffer overflow when parsing HTTP status codes resulting in DoS or possibly unspecified other impact, because extract_status_code in lib/html.c has no validation of the status code and instead writes an unlimited amount of data to the heap.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references