Description
It was found that 389-ds-base since 1.3.6.1 up to and including 1.4.0.3 did not always handle internal hash comparison operations correctly during the authentication process. A remote, unauthenticated attacker could potentially use this flaw to bypass the authentication process under very rare and specific circumstances.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Red Hat | 389-ds-base | since 1.3.6.1 up to and including 1.4.0.3 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | 389-ds-base | 1.3.7.9-1 | — |
| Debian 12 | 389-ds-base | 1.3.7.9-1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | 389-ds-base +3 | 1.3.6.1-28.el7_4 | RHSA-2018:0414 |
| RHEL 6 | 389-ds-base +2 | 1.2.11.15-94.el6_9 | RHSA-2018:0515 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | 389-ds | 1.4.0.3-4.7.52 | SUSE-SU-2019:1207-2 |
| SLES 15 | 389-ds | 1.4.0.3-4.7.52 | SUSE-SU-2019:1207-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.0 | 389-ds | 1.4.0.3-lp150.3.3.1 | openSUSE-SU-2019:1397-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | 389-ds-base +3 | 1.3.6.1-28.amzn2.0.1 | ALAS2-2018-980 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | 389-ds-base +3 | 1.3.6.1-28.el7_4 | ELSA-2018-0414 |
Advisories 7
- RHSA-2018:0414 Red Hat Security Advisory: 389-ds-base security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2018:0515 Red Hat Security Advisory: 389-ds-base security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- SUSE-SU-2019:1207-2 Security update for 389-ds SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1397-1 Security update for 389-ds SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1207-1 Security update for 389-ds SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2-2018-980 Important: 389-ds-base security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Mar 26, 2018
- ELSA-2018-0414 Important: 389-ds-base security and bug fix update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 7, 2018
References
- 102811 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1525628
- RHSA-2018:0414 vendor-advisory
- RHSA-2018:0515 vendor-advisory
- openSUSE-SU-2019:1397 vendor-advisory