VULNERABILITY INTELLIGENCE

CVE-2019-19906

CVSS score7.5 HIGH
EPSS probability8.04%
CISA KEVNot currently listed
Published2019-12-19
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

cyrus-sasl (aka Cyrus SASL) 2.1.27 has an out-of-bounds write leading to unauthenticated remote denial-of-service in OpenLDAP via a malformed LDAP packet. The OpenLDAP crash is ultimately caused by an off-by-one error in _sasl_add_string in common.c in cyrus-sasl.

Weakness classification

  • CWE-193: Off-by-one Error
  • CWE-787: Out-of-bounds Write

Primary references