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Fencer Intel
high 7.5

CVE-2016-0741 json

slapd/connection.c in 389 Directory Server (formerly Fedora Directory Server) 1.3.4.x before 1.3.4.7 allows remote attackers to cause a den…

published 2016-04-19 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-0764

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

slapd/connection.c in 389 Directory Server (formerly Fedora Directory Server) 1.3.4.x before 1.3.4.7 allows remote attackers to cause a denial of service (infinite loop and connection blocking) by leveraging an abnormally closed connection.

Patch / fix

  • 389-ds-base Debian 13, Debian 12 1.3.4.8-1

debian advisories DEBIAN-CVE-2016-0741

  • 389-ds-base RHEL 7 1.3.4.0-26.el7_2
  • 389-ds-base-libs RHEL 7 1.3.4.0-26.el7_2

red hat advisories RHSA-2016:0204

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-2016-0741 updated cvss 5.0

389-ds-base: worker threads do not detect abnormally closed connections causing DoS

  • Red Hat Enterprise Linux Client Optional (v. 7) 389-ds-base 1.3.4.0-26.el7_2, 389-ds-base-libs 1.3.4.0-26.el7_2 Red Hat Enterprise Linux ComputeNode Optional (v. 7) 389-ds-base 1.3.4.0-26.el7_2, 389-ds-base-libs 1.3.4.0-26.el7_2 Red Hat Enterprise Linux Server (v. 7) 389-ds-base 1.3.4.0-26.el7_2, 389-ds-base-libs 1.3.4.0-26.el7_2 Red Hat Enterprise Linux Server Optional (v. 7) 389-ds-base-devel 1.3.4.0-26.el7_2, 389-ds-base-debuginfo 1.3.4.0-26.el7_2 Red Hat Enterprise Linux Workstation (v. 7) 389-ds-base 1.3.4.0-26.el7_2, 389-ds-base-libs 1.3.4.0-26.el7_2 Red Hat Enterprise Linux Workstation Optional (v. 7) 389-ds-base-devel 1.3.4.0-26.el7_2, 389-ds-base-debuginfo 1.3.4.0-26.el7_2
    fixed: vendor fix RHSA-2016:0204
  • Red Hat Enterprise Linux 6 389-ds-base, 389-ds-base-libs
    not affected: vulnerable code not present

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

Exploit prediction

3.96% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Intel 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.