CVE-2019-19906

cyrus-sasl: denial of service in _sasl_add_string function

Published Dec 19, 2019 CVSS 3.1 · 7.5 High EPSS 8.0% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-2044-1 cyrus-sasl2 security update
Debian DSA Debian DSA DSA-4591-1 cyrus-sasl2 security update
EUVD EUVD EUVD-2019-9498 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.
Ubuntu USN Ubuntu USN USN-4256-1 Cyrus SASL vulnerability