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

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CVE-2006-3251

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
27/06/2006
Last modified:
03/04/2025

Description

Heap-based buffer overflow in the array_push function in hashcash.c for Hashcash before 1.21 might allow attackers to execute arbitrary code via crafted entries.

Impact

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

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

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

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:hashcash:hashcash:*:*:*:*:*:*:*:* 1.20 (including)
cpe:2.3:a:hashcash:hashcash:1.00:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.01:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.02:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.03:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.04:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.05:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.06:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.07:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.08:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.09:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.10:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.11:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.12:*:*:*:*:*:*:*
cpe:2.3:a:hashcash:hashcash:1.13:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools