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TI-2017-06728 Aliases CVE-2017-9287GHSA-rf87-xm6q-rwxc

servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free…

Priority LOW 39CWE-415Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 8 fixed, 4 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-415 and the CVSS impact.

Summary

servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.

Why it matters now

EPSS 0.07143 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 4 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 16

CPEVersionsRoleVendor
cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:*up to 2.4.44Vulnerableopenldap
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*7.4VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*7.5VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*7.7VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*7.4VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
  • cpe:2.3:a:openldap:openldap:*:*:*:*:*:*:*:* Versions up to 2.4.44 Vulnerable ·openldap
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
Show 6 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*7.7VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*7.7VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:a:mcafee:policy_auditor:*:*:*:*:*:*:*:*before 6.5.1VulnerableMcAfee
cpe:2.3:a:oracle:blockchain_platform:*:*:*:*:*:*:*:*before 21.1.2VulnerableOracle
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* Versions 7.7 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:a:mcafee:policy_auditor:*:*:*:*:*:*:*:* Versions before 6.5.1 Vulnerable ·McAfee
  • cpe:2.3:a:oracle:blockchain_platform:*:*:*:*:*:*:*:* Versions before 21.1.2 Vulnerable ·Oracle

Remediation

Red Hat 1 advisory

  • RHSA-2017:1852 Released 2017-08-01 · Red Hat rating Moderate
    openldap security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) openldap-2.4.44-5.el7, openldap-clients-2.4.44-5.el7
    • Red Hat Enterprise Linux Client Optional (v. 7) openldap-devel-2.4.44-5.el7, openldap-servers-2.4.44-5.el7, openldap-servers-sql-2.4.44-5.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) openldap-2.4.44-5.el7, openldap-clients-2.4.44-5.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) openldap-devel-2.4.44-5.el7, openldap-servers-2.4.44-5.el7, openldap-servers-sql-2.4.44-5.el7
    • Red Hat Enterprise Linux Server (v. 7) openldap-2.4.44-5.el7, openldap-2.4.44-5.el7.ppc, openldap-clients-2.4.44-5.el7 +3
    • Red Hat Enterprise Linux Server Optional (v. 7) openldap-servers-sql-2.4.44-5.el7
    • Red Hat Enterprise Linux Workstation (v. 7) openldap-2.4.44-5.el7, openldap-clients-2.4.44-5.el7, openldap-devel-2.4.44-5.el7 +1
    • Red Hat Enterprise Linux Workstation Optional (v. 7) openldap-servers-sql-2.4.44-5.el7

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat JBoss Enterprise Application Platform 5AffectedNo fix planned: Will not fix
Red Hat JBoss Enterprise Web Server 1AffectedNo fix planned: Will not fix
Red Hat JBoss Enterprise Web Server 2AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2017:1852
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2017:1852
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2017:1852
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2017:1852
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2017:1852
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2017:1852
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2017:1852
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2017:1852
Not affected: 1 product
  • Red Hat Enterprise Linux 5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-9287
  2. 2026-10-03 Alias added: GHSA-rf87-xm6q-rwxc

References

Exploit 1

Patch 2

Advisory 3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences