Multiple integer overflows in the http_request_forward_body function in proto_http.c in…
Priority LOW 29CWE-189Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Partial Red Hat: 2 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-189 and the CVSS impact.
Summary
Multiple integer overflows in the http_request_forward_body function in proto_http.c in HAProxy 1.5-dev23 before 1.5.4 allow remote attackers to cause a denial of service (crash) via a large stream of data, which triggers a buffer overflow and an out-of-bounds read.
Why it matters now
EPSS 0.03813 90th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 1 advisoryRed Hat: 2 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:haproxy:haproxy:1.5:dev23:*:*:*:*:*:* | 1.5 dev23 | Vulnerable | HAProxy |
| cpe:2.3:a:haproxy:haproxy:1.5:dev24:*:*:*:*:*:* | 1.5 dev24 | Vulnerable | HAProxy |
| cpe:2.3:a:haproxy:haproxy:1.5:dev25:*:*:*:*:*:* | 1.5 dev25 | Vulnerable | HAProxy |
| cpe:2.3:a:haproxy:haproxy:1.5:dev26:*:*:*:*:*:* | 1.5 dev26 | Vulnerable | HAProxy |
| cpe:2.3:a:haproxy:haproxy:1.5.0:*:*:*:*:*:*:* | 1.5.0 | Vulnerable | HAProxy |
| cpe:2.3:a:haproxy:haproxy:1.5.1:*:*:*:*:*:*:* | 1.5.1 | Vulnerable | HAProxy |
| cpe:2.3:a:haproxy:haproxy:1.5.2:*:*:*:*:*:*:* | 1.5.2 | Vulnerable | HAProxy |
| cpe:2.3:a:haproxy:haproxy:1.5.3:*:*:*:*:*:*:* | 1.5.3 | Vulnerable | HAProxy |
- cpe:2.3:a:haproxy:haproxy:1.5:dev23:*:*:*:*:*:* Versions 1.5 dev23 Vulnerable ·HAProxy
- cpe:2.3:a:haproxy:haproxy:1.5:dev24:*:*:*:*:*:* Versions 1.5 dev24 Vulnerable ·HAProxy
- cpe:2.3:a:haproxy:haproxy:1.5:dev25:*:*:*:*:*:* Versions 1.5 dev25 Vulnerable ·HAProxy
- cpe:2.3:a:haproxy:haproxy:1.5:dev26:*:*:*:*:*:* Versions 1.5 dev26 Vulnerable ·HAProxy
- cpe:2.3:a:haproxy:haproxy:1.5.0:*:*:*:*:*:*:* Versions 1.5.0 Vulnerable ·HAProxy
- cpe:2.3:a:haproxy:haproxy:1.5.1:*:*:*:*:*:*:* Versions 1.5.1 Vulnerable ·HAProxy
- cpe:2.3:a:haproxy:haproxy:1.5.2:*:*:*:*:*:*:* Versions 1.5.2 Vulnerable ·HAProxy
- cpe:2.3:a:haproxy:haproxy:1.5.3:*:*:*:*:*:*:* Versions 1.5.3 Vulnerable ·HAProxy
Remediation
Red Hat 1 advisory
- RHSA-2014:1292 Released 2014-09-24 · Red Hat rating Moderatehaproxy security update
- Red Hat Enterprise Linux Server (v. 7) haproxy-1.5.2-3.el7_0
- Red Hat Enterprise Linux Workstation (v. 7) haproxy-1.5.2-3.el7_0
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix yet |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2014:1292 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2014:1292 |
Not affected: 2 products
- OpenShift Enterprise 1
- Red Hat OpenShift Enterprise 2
Timeline
- 2026-10-02 Threatist record created from CVE-2014-6269
- 2026-10-03 Alias added: GHSA-932v-h827-3qvr
- 2026-10-23 EPSS moved to the 90th–95th percentile
- 2026-10-25 EPSS moved to the 50th–90th percentile
- 2026-10-28 EPSS moved to the 90th–95th percentile
References
Exploit 1
Advisory 1
More Haproxy vulnerabilities
- TI-2020-08973 In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before… CVSS 3.1HIGH 8.8
- TI-2023-21094 HAProxy through 2.0.32, 2.1.x and 2.2.x through 2.2.30, 2.3.x and 2.4.x through 2.4.23… CVSS 3.1HIGH 7.2
- TI-2019-10602 HAProxy through 2.0.2 allows attackers to cause a denial of service (ha_panic) via… CVSS 3.0HIGH 7.5
- TI-2021-17418 An integer overflow exists in HAProxy 2.0 through 2.5 in htx_add_header that can be… CVSS 3.1HIGH 7.5
- TI-2016-04651 HAproxy 1.6.x before 1.6.6, when a deny comes from a reqdeny rule, allows remote… CVSS 3.0HIGH 7.5
- TI-2026-25946 An issue was discovered in HAProxy before 3.3.6. CVSS 3.1MEDIUM 5.8
Sources
- CVE-2014-6269 · CVE Program
- CVE-2014-6269 · NVD
- FIRST EPSS
- GHSA-932v-h827-3qvr · GitHub Advisory Database · CC BY 4.0
- CVE-2014-6269 · Red Hat security data · CC BY 4.0
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