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

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CVE-2009-4810

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
23/04/2010
Last modified:
11/04/2025

Description

The Secure Remote Password (SRP) implementation in Samhain before 2.5.4 does not check for a certain zero value where required by the protocol, which allows remote attackers to bypass authentication via crafted input.

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:samhain_labs:samhain:*:*:*:*:*:*:*:* 2.5.3 (including)
cpe:2.3:a:samhain_labs:samhain:1.8.9:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:1.8.10:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:1.8.10:a:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:1.8.10:b:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:1.8.11:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:1.8.12:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:1.8.12:a:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:1.8.12:b:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:2.0.2:a:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:samhain_labs:samhain:2.0.4:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools