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Fencer Vulns
medium 6.5

CVE-2026-78701 json

389-ds-base: 389-ds-base: cve-2026-11610 incomplete fix may introduce a connection-stall dos

published 2026-08-25 2 mo ago modified 2026-11-06 3 d ago also EUVD-2026-65312

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

A flaw was found in 389-ds-base. A remote, authenticated attacker could exploit a vulnerability in the Simple Authentication and Security Layer (SASL) UNBIND process. By sending a specially crafted request, the attacker can cause a connection to stall, leading to resource exhaustion and a Denial of Service (DoS) for the server.

Patch / fix

  • Red Hat Red Hat Enterprise Linux 10 0:3.2.0-10.el10_2
  • Red Hat Red Hat Enterprise Linux 9 0:2.8.0-10.el9_8
  • Red Hat Red Hat Directory Server 13.2 1788851765
  • 389-ds-base RHEL 10.2 3.2.0-10.el10_2
  • python3-lib389 RHEL 10.2 3.2.0-10.el10_2
  • 389-ds-base-bdb RHEL 10.2 3.2.0-10.el10_2
  • 389-ds-base-libs RHEL 10.2 3.2.0-10.el10_2
  • 389-ds-base-snmp RHEL 10.2 3.2.0-10.el10_2
  • 389-ds-base RHEL 9 2.8.0-10.el9_8
  • python3-lib389 RHEL 9 2.8.0-10.el9_8
  • 389-ds-base-libs RHEL 9 2.8.0-10.el9_8

red hat advisories RHSA-2026:64785RHSA-2026:64784

  • 389-ds-base AlmaLinux 9 2.8.0-10.el9_8
  • python3-lib389 AlmaLinux 9 2.8.0-10.el9_8
  • 389-ds-base-libs AlmaLinux 9 2.8.0-10.el9_8
  • 389-ds-base-snmp AlmaLinux 9 2.8.0-10.el9_8
  • 389-ds-base AlmaLinux 10 3.2.0-10.el10_2
  • python3-lib389 AlmaLinux 10 3.2.0-10.el10_2
  • 389-ds-base-bdb AlmaLinux 10 3.2.0-10.el10_2
  • 389-ds-base-libs AlmaLinux 10 3.2.0-10.el10_2

almalinux advisories ALSA-2026:64784ALSA-2026:64785

  • 389-ds-base Rocky Linux 10 3.2.0-10.el10_2
  • 389-ds-base Rocky Linux 9 2.8.0-10.el9_8

rocky linux advisories RLSA-2026:64785RLSA-2026:64784

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-78701 updated cvss 6.5

389-ds-base: 389-ds-base: CVE-2026-11610 incomplete fix may introduce a connection-stall DoS

  • Red Hat Directory Server 11 389-ds-base Red Hat Directory Server 12 389-ds-base Red Hat Directory Server 13 389-ds-base
    affected: workaround, no fix available
  • Red Hat Enterprise Linux 6 389-ds-base, 389-ds-base-libs
    affected: workaround, no fix planned “Will not fix”
  • Red Hat Enterprise Linux 7 389-ds-base, 389-ds-base-libs, 389-ds-base-snmp Red Hat Enterprise Linux 8 389-ds-base, cockpit-389-ds, python3-lib389, 389-ds-base-libs, 389-ds-base-snmp, 389-ds-base-legacy-tools
    affected: workaround, no fix available
  • Red Hat Directory Server 13.2 dirsrv/dirsrv-container-rhel10 1788851765
    fixed: vendor fix RHSA-2026:65119
  • Red Hat Enterprise Linux AppStream (v. 9) 389-ds-base 2.8.0-10.el9_8, python3-lib389 2.8.0-10.el9_8, 389-ds-base-libs 2.8.0-10.el9_8, 389-ds-base-snmp 2.8.0-10.el9_8
    fixed: vendor fix RHSA-2026:64784
  • Red Hat Enterprise Linux AppStream (v. 10) 389-ds-base 3.2.0-10.el10_2, python3-lib389 3.2.0-10.el10_2, 389-ds-base-libs 3.2.0-10.el10_2, 389-ds-base-snmp 3.2.0-10.el10_2
    fixed: vendor fix RHSA-2026:64785
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) 389-ds-base-devel 2.8.0-10.el9_8, 389-ds-base-debuginfo 2.8.0-10.el9_8, 389-ds-base-debugsource 2.8.0-10.el9_8, 389-ds-base-libs-debuginfo 2.8.0-10.el9_8, 389-ds-base-snmp-debuginfo 2.8.0-10.el9_8
    fixed: vendor fix RHSA-2026:64784
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) 389-ds-base-bdb 3.2.0-10.el10_2
    fixed: vendor fix RHSA-2026:64785

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 mo ago

Exploit prediction

0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Red Hat Red Hat Enterprise Linux 10
  • Red Hat Red Hat Enterprise Linux 9
  • Red Hat Red Hat Directory Server 13.2
  • 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 6
  • Red Hat Red Hat Enterprise Linux 7
  • Red Hat Red Hat Enterprise Linux 8

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.