VULNERABILITY INTELLIGENCE
CVE-2026-11790
CVSS score4.9 MEDIUM
EPSS probability0.29%
CISA KEVNot currently listed
Published2026-06-09
Last modified2026-07-23
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Description
A flaw was found in 389 Directory Server. The PBKDF2-SHA256 password storage plugin does not enforce an upper bound on the iteration count extracted from stored password hashes. A privileged attacker who can modify a user's password hash can cause excessive CPU consumption during authentication, resulting in denial of service.
Weakness classification
- secalert@redhat.com: CWE-400
Primary references
- secalert@redhat.com — Vendor Advisory
- secalert@redhat.com — Issue Tracking, Vendor Advisory