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

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CVE-2015-3281

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
06/07/2015
Last modified:
12/04/2025

Description

The buffer_slow_realign function in HAProxy 1.5.x before 1.5.14 and 1.6-dev does not properly realign a buffer that is used for pending outgoing data, which allows remote attackers to obtain sensitive information (uninitialized memory contents of previous requests) via a crafted request.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev0:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev1:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev10:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev11:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev12:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev13:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev14:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev15:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev16:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev17:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev18:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev19:*:*:*:*:*:*
cpe:2.3:a:haproxy:haproxy:1.5:dev2:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools