Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-40225

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
10/08/2023
Last modified:
18/08/2023

Description

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, 2.5.x and 2.6.x before 2.6.15, 2.7.x before 2.7.10, and 2.8.x before 2.8.2 forwards empty Content-Length headers, violating RFC 9110 section 8.6. In uncommon cases, an HTTP/1 server behind HAProxy may interpret the payload as an extra request.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x
7.20
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* 2.0.32 (including)
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* 2.2.0 (including) 2.2.30 (including)
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* 2.4.0 (including) 2.4.23 (including)
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* 2.5.0 (including) 2.6.15 (excluding)
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* 2.7.0 (including) 2.7.10 (excluding)
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* 2.8.0 (including) 2.8.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools