Description
A flaw was found in 389-ds-base where the LDBM backend attribute encryption uses a hardcoded static initialization vector for AES-CBC and 3DES-CBC operations, allowing an attacker with privileged filesystem access to detect plaintext equality across encrypted entries by comparing ciphertext blocks.
Problem types
Generation of Predictable IV with CBC Mode
Product status
Timeline
| 2026-07-07: | Reported to Red Hat. |
| 2026-07-07: | Made public. |
Credits
Red Hat would like to thank Andrew Rukin (Arenadata) for reporting this issue.
References
access.redhat.com/security/cve/CVE-2026-14969
bugzilla.redhat.com/show_bug.cgi?id=2497735 (RHBZ#2497735)