CVE-2026-11789CWE-191

389-ds-base: 389-ds-base: smd5 password storage plugin salt length integer underflow crash

Medium · published June 9, 2026

CVSS v3.1
4.9
EPSS
0%
Percentile
19.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00282 · 19.6th percentile
Weakness
CWE-191 · Integer Underflow (Wrap or Wraparound)
Published
2026-06-09T13:02Z
EPSS history
Timeline
  • 09 JUN 13:02Z
    389-ds-base: 389-ds-base: smd5 password storage plugin salt length integer underflow crash
    cvelistv5