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TI-2008-01608 Aliases CVE-2008-1677GHSA-qjcg-h2hw-4c86

Buffer overflow in the regular expression handler in Red Hat Directory Server 8.0 and 7.1…

Priority MEDIUM 41CWE-120Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
Partial · Partial · Partial
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-120 and the CVSS impact.

Summary

Buffer overflow in the regular expression handler in Red Hat Directory Server 8.0 and 7.1 before SP6 allows remote attackers to cause a denial of service (slapd crash) and possibly execute arbitrary code via a crafted LDAP query that triggers the overflow during translation to a regular expression.

Why it matters now

EPSS 0.04931 92nd percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories

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 · 7

CPEVersionsRoleVendor
cpe:2.3:a:redhat:directory_server:7.1:sp1:*:*:*:*:*:*7.1 sp1VulnerableRed Hat
cpe:2.3:a:redhat:directory_server:7.1:sp2:*:*:*:*:*:*7.1 sp2VulnerableRed Hat
cpe:2.3:a:redhat:directory_server:7.1:sp3:*:*:*:*:*:*7.1 sp3VulnerableRed Hat
cpe:2.3:a:redhat:directory_server:7.1:sp4:*:*:*:*:*:*7.1 sp4VulnerableRed Hat
cpe:2.3:a:redhat:directory_server:7.1:sp5:*:*:*:*:*:*7.1 sp5VulnerableRed Hat
cpe:2.3:a:redhat:directory_server:8.0:*:*:*:*:*:*:*8.0VulnerableRed Hat
cpe:2.3:a:redhat:fedora_directory_server:1.1:*:*:*:*:*:*:*1.1VulnerableRed Hat
  • cpe:2.3:a:redhat:directory_server:7.1:sp1:*:*:*:*:*:* Versions 7.1 sp1 Vulnerable ·Red Hat
  • cpe:2.3:a:redhat:directory_server:7.1:sp2:*:*:*:*:*:* Versions 7.1 sp2 Vulnerable ·Red Hat
  • cpe:2.3:a:redhat:directory_server:7.1:sp3:*:*:*:*:*:* Versions 7.1 sp3 Vulnerable ·Red Hat
  • cpe:2.3:a:redhat:directory_server:7.1:sp4:*:*:*:*:*:* Versions 7.1 sp4 Vulnerable ·Red Hat
  • cpe:2.3:a:redhat:directory_server:7.1:sp5:*:*:*:*:*:* Versions 7.1 sp5 Vulnerable ·Red Hat
  • cpe:2.3:a:redhat:directory_server:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Red Hat
  • cpe:2.3:a:redhat:fedora_directory_server:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·Red Hat

Remediation

Red Hat 2 advisories

  • RHSA-2008:0269 Released 2008-05-09 · Red Hat rating Critical
    redhat-ds-base security update
    • Red Hat Directory Server 8 (for RHEL 5 Server) redhat-ds-base-8.0.3-16.el5dsrv, redhat-ds-base-8.0.3-16.el5dsrv.i386, redhat-ds-base-devel-8.0.3-16.el5dsrv +1
  • RHSA-2008:0268 Released 2008-05-09 · Red Hat rating Critical
    Red Hat Directory Server 7.1 Service Pack 6 security update
    • RHEL 4 Directory Server AS redhat-ds-7.1SP6-9.RHEL4, redhat-ds-7.1SP6-9.RHEL4.i386
    • RHEL 4 Directory Server ES redhat-ds-7.1SP6-9.RHEL4, redhat-ds-7.1SP6-9.RHEL4.i386
    • Red Hat Directory Server 7.1 (for AS v. 3) redhat-ds-7.1SP6-9.RHEL3, redhat-ds-7.1SP6-9.RHEL3.i386
    • Red Hat Directory Server 7.1 (for ES v. 3) redhat-ds-7.1SP6-9.RHEL3, redhat-ds-7.1SP6-9.RHEL3.i386

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
RHEL 4 Directory Server ASFixed RHSA-2008:0268
RHEL 4 Directory Server ESFixed RHSA-2008:0268
Red Hat Directory Server 7.1 (for AS v. 3)Fixed RHSA-2008:0268
Red Hat Directory Server 7.1 (for ES v. 3)Fixed RHSA-2008:0268
Red Hat Directory Server 8 (for RHEL 5 Server)Fixed RHSA-2008:0269
Not affected: 2 products
  • Red Hat Directory Server 8.0 (for AS v. 4)
  • Red Hat Directory Server 8.0 (for ES v. 4)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2008-1677
  2. 2026-10-03 Alias added: GHSA-qjcg-h2hw-4c86

References

Advisory 3

  • TI-2022-02643 NULL pointer dereference in 389-ds-base CVSS 3.1MEDIUM 6.5
  • TI-2008-00856 The replication monitor CGI script (repl-monitor-cgi.pl) in Red Hat Administration… CVSS 2.0HIGH 9.0
  • TI-2008-02802 Multiple buffer overflows in the adminutil library in CGI applications in Red Hat… CVSS 2.0HIGH 10.0
  • TI-2008-02804 Red Hat Directory Server 7.1 before SP7, Red Hat Directory Server 8, and Fedora Directory… CVSS 2.0HIGH 7.1
  • TI-2026-13229 Stack-based buffer overflow in Red Hat Directory Server 11.5 E4S for RHEL 8 CVSS 3.1HIGH 7.5
  • TI-2026-07965 Resource allocation without limits in 389-ds-base CVSS 3.1HIGH 7.5
See all 41 →

Sources

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