VDB
CVE-2026-11790
CVE-2026-11790
PUBLISHED
CVSS 4.9 MEDIUM
Reported by redhat · Published June 9, 2026
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.
Risk Scores
CVSS 3.1
4.9
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat Directory Server 11 | |
| Red Hat | Red Hat Directory Server 12 | |
| Red Hat | Red Hat Directory Server 13 | |
| Red Hat | Red Hat Enterprise Linux 10 | |
| Red Hat | Red Hat Enterprise Linux 6 | |
| Red Hat | Red Hat Enterprise Linux 7 | |
| Red Hat | Red Hat Enterprise Linux 8 | |
| Red Hat | Red Hat Enterprise Linux 9 | |
| Red Hat | Red Hat Directory Server 11 | |
| Red Hat | Red Hat Enterprise Linux 8 | |
| Red Hat | Red Hat Directory Server 12 | |
| Red Hat | Red Hat Directory Server 13 | |
| Red Hat | Red Hat Enterprise Linux 9 | |
| Red Hat | Red Hat Enterprise Linux 10 | |
| Red Hat | Red Hat Enterprise Linux 7 | |
| Red Hat | Red Hat Enterprise Linux 6 |
Timeline
- Jun 9, 2026 CVE Published
- Jun 10, 2026 Coalition ESS Score
- Jun 11, 2026 Security Advisory
- Jun 30, 2026 CVE Updated
- Aug 7, 2026 EPSS Score
- Aug 24, 2026 EPSS Score
- Aug 28, 2026 EPSS Score
- Sep 4, 2026 EPSS Score
- Sep 9, 2026 EPSS Score
- Sep 12, 2026 EPSS Score
- Sep 16, 2026 EPSS Score
- Sep 18, 2026 EPSS Score
References
- vdb-entryx_refsource_REDHAT
- RHBZ#2485421 issue-trackingx_refsource_REDHAT
- https://redhat.atlassian.net/browse/PSIRTSUPT-7600 url