VULNERABILITY INTELLIGENCE

CVE-2019-11500

CVSS score9.8 CRITICAL
EPSS probability62.32%
CISA KEVNot currently listed
Published2019-08-29
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

In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 (and Pigeonhole before 0.5.7.2), protocol processing can fail for quoted strings. This occurs because '\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution.

Weakness classification

  • nvd@nist.gov: CWE-787

Primary references