CVE-2023-25950

haproxy: malformed HTTP header field name can lead to HTTP request/response smuggling

Published Apr 11, 2023 CVSS 3.1 · 7.3 High EPSS 3.0% KEV · Not listed
Description
HTTP request/response smuggling vulnerability in HAProxy version 2.7.0, and 2.6.1 to 2.6.7 allows a remote attacker to alter a legitimate user's request. As a result, the attacker may obtain sensitive information or cause a denial-of-service (DoS) condition.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-29838 HTTP request/response smuggling vulnerability in HAProxy version 2.7.0, and 2.6.1 to 2.6.7 allows a remote attacker to alter a legitimate user's request. As a result, the attacker may obtain sensitive information or cause a denial-of-service (DoS) condition.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00062}

epss

{'score': 0.00057}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
jpcert
Published
Updated
Feb 11, 2025, 3:41 PM
Reserved
Mar 15, 2023, 12:00 AM
Status
Modified
Published
Apr 11, 2023, 9:15 AM
Modified
Jun 17, 2026, 5:42 AM
Severity
Moderate
Public date
Apr 11, 2023, 12:00 AM