CVE-2026-11789

Public on 2026-06-09
Modified on 2026-06-12
Description
A flaw was found in 389 Directory Server. The SMD5 password storage plugin performs unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read that crashes the LDAP server during authentication.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
4.9
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core 389-ds-base Pending Fix

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv3 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H