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TI-2013-01942 Aliases CVE-2013-2175GHSA-4wh9-9j6m-2gcq

HAProxy 1.4 before 1.4.24 and 1.5 before 1.5-dev19, when configured to use hdr_ip or…

Priority LOW 29CWE-20Published · Updated

Key facts

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

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-284.

Summary

HAProxy 1.4 before 1.4.24 and 1.5 before 1.5-dev19, when configured to use hdr_ip or other "hdr_*" functions with a negative occurrence count, allows remote attackers to cause a denial of service (negative array index usage and crash) via an HTTP header with a certain number of values, related to the MAX_HDR_HISTORY variable.

Why it matters now

EPSS 0.03587 89th 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 · 51

CPEVersionsRoleVendor
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*6.0VulnerableDebian
cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*12.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*12.10VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*13.04VulnerableCanonical
cpe:2.3:a:redhat:enterprise_linux_load_balancer:6.0:*:*:*:*:*:*:*6.0VulnerableRed Hat
cpe:2.3:a:redhat:enterprise_linux_load_balancer:6.4:*:*:*:*:*:*:*6.4VulnerableRed Hat
cpe:2.3:a:haproxy:haproxy:1.4:*:*:*:*:*:*:*1.4VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.0:*:*:*:*:*:*:*1.4.0VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.1:*:*:*:*:*:*:*1.4.1VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.2:*:*:*:*:*:*:*1.4.2VulnerableHAProxy
  • cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Debian
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* Versions 12.10 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:* Versions 13.04 Vulnerable ·Canonical
  • cpe:2.3:a:redhat:enterprise_linux_load_balancer:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
  • cpe:2.3:a:redhat:enterprise_linux_load_balancer:6.4:*:*:*:*:*:*:* Versions 6.4 Vulnerable ·Red Hat
  • cpe:2.3:a:haproxy:haproxy:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.0:*:*:*:*:*:*:* Versions 1.4.0 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.1:*:*:*:*:*:*:* Versions 1.4.1 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.2:*:*:*:*:*:*:* Versions 1.4.2 Vulnerable ·HAProxy
Show 41 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:haproxy:haproxy:1.4.3:*:*:*:*:*:*:*1.4.3VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.4:*:*:*:*:*:*:*1.4.4VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.5:*:*:*:*:*:*:*1.4.5VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.6:*:*:*:*:*:*:*1.4.6VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.7:*:*:*:*:*:*:*1.4.7VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.8:*:*:*:*:*:*:*1.4.8VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.9:*:*:*:*:*:*:*1.4.9VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.10:*:*:*:*:*:*:*1.4.10VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.11:*:*:*:*:*:*:*1.4.11VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.12:*:*:*:*:*:*:*1.4.12VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.13:*:*:*:*:*:*:*1.4.13VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.14:*:*:*:*:*:*:*1.4.14VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.15:*:*:*:*:*:*:*1.4.15VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.16:*:*:*:*:*:*:*1.4.16VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.17:*:*:*:*:*:*:*1.4.17VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.18:*:*:*:*:*:*:*1.4.18VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.19:*:*:*:*:*:*:*1.4.19VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.20:*:*:*:*:*:*:*1.4.20VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.21:*:*:*:*:*:*:*1.4.21VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.22:*:*:*:*:*:*:*1.4.22VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.4.23:*:*:*:*:*:*:*1.4.23VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev:*:*:*:*:*:*1.5 devVulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev0:*:*:*:*:*:*1.5 dev0VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev1:*:*:*:*:*:*1.5 dev1VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev10:*:*:*:*:*:*1.5 dev10VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev11:*:*:*:*:*:*1.5 dev11VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev12:*:*:*:*:*:*1.5 dev12VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev13:*:*:*:*:*:*1.5 dev13VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev14:*:*:*:*:*:*1.5 dev14VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev15:*:*:*:*:*:*1.5 dev15VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev16:*:*:*:*:*:*1.5 dev16VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev17:*:*:*:*:*:*1.5 dev17VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev18:*:*:*:*:*:*1.5 dev18VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev2:*:*:*:*:*:*1.5 dev2VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev3:*:*:*:*:*:*1.5 dev3VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev4:*:*:*:*:*:*1.5 dev4VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev5:*:*:*:*:*:*1.5 dev5VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev6:*:*:*:*:*:*1.5 dev6VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev7:*:*:*:*:*:*1.5 dev7VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev8:*:*:*:*:*:*1.5 dev8VulnerableHAProxy
cpe:2.3:a:haproxy:haproxy:1.5:dev9:*:*:*:*:*:*1.5 dev9VulnerableHAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.3:*:*:*:*:*:*:* Versions 1.4.3 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.4:*:*:*:*:*:*:* Versions 1.4.4 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.5:*:*:*:*:*:*:* Versions 1.4.5 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.6:*:*:*:*:*:*:* Versions 1.4.6 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.7:*:*:*:*:*:*:* Versions 1.4.7 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.8:*:*:*:*:*:*:* Versions 1.4.8 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.9:*:*:*:*:*:*:* Versions 1.4.9 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.10:*:*:*:*:*:*:* Versions 1.4.10 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.11:*:*:*:*:*:*:* Versions 1.4.11 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.12:*:*:*:*:*:*:* Versions 1.4.12 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.13:*:*:*:*:*:*:* Versions 1.4.13 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.14:*:*:*:*:*:*:* Versions 1.4.14 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.15:*:*:*:*:*:*:* Versions 1.4.15 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.16:*:*:*:*:*:*:* Versions 1.4.16 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.17:*:*:*:*:*:*:* Versions 1.4.17 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.18:*:*:*:*:*:*:* Versions 1.4.18 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.19:*:*:*:*:*:*:* Versions 1.4.19 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.20:*:*:*:*:*:*:* Versions 1.4.20 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.21:*:*:*:*:*:*:* Versions 1.4.21 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.22:*:*:*:*:*:*:* Versions 1.4.22 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.4.23:*:*:*:*:*:*:* Versions 1.4.23 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev:*:*:*:*:*:* Versions 1.5 dev Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev0:*:*:*:*:*:* Versions 1.5 dev0 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev1:*:*:*:*:*:* Versions 1.5 dev1 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev10:*:*:*:*:*:* Versions 1.5 dev10 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev11:*:*:*:*:*:* Versions 1.5 dev11 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev12:*:*:*:*:*:* Versions 1.5 dev12 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev13:*:*:*:*:*:* Versions 1.5 dev13 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev14:*:*:*:*:*:* Versions 1.5 dev14 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev15:*:*:*:*:*:* Versions 1.5 dev15 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev16:*:*:*:*:*:* Versions 1.5 dev16 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev17:*:*:*:*:*:* Versions 1.5 dev17 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev18:*:*:*:*:*:* Versions 1.5 dev18 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev2:*:*:*:*:*:* Versions 1.5 dev2 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev3:*:*:*:*:*:* Versions 1.5 dev3 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev4:*:*:*:*:*:* Versions 1.5 dev4 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev5:*:*:*:*:*:* Versions 1.5 dev5 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev6:*:*:*:*:*:* Versions 1.5 dev6 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev7:*:*:*:*:*:* Versions 1.5 dev7 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev8:*:*:*:*:*:* Versions 1.5 dev8 Vulnerable ·HAProxy
  • cpe:2.3:a:haproxy:haproxy:1.5:dev9:*:*:*:*:*:* Versions 1.5 dev9 Vulnerable ·HAProxy

Remediation

Red Hat 2 advisories

  • RHSA-2013:1204 Released 2013-09-04 · Red Hat rating Moderate
    haproxy security update
    • Red Hat OpenShift Enterprise Node haproxy-1.4.22-6.el6op
  • RHSA-2013:1120 Released 2013-07-30 · Red Hat rating Moderate
    haproxy security update
    • Red Hat Enterprise Linux Load Balancer (v. 6) haproxy-1.4.22-5.el6_4

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux Load Balancer (v. 6)Fixed RHSA-2013:1120
Red Hat OpenShift Enterprise NodeFixed RHSA-2013:1204

Timeline

  1. 2026-10-02 Threatist record created from CVE-2013-2175
  2. 2026-10-03 Alias added: GHSA-4wh9-9j6m-2gcq

References

Patch 1

Advisory 4

Other 1

Sources

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