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

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CVE-2007-4752

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
12/09/2007
Last modified:
09/04/2025

Description

ssh in OpenSSH before 4.7 does not properly handle when an untrusted cookie cannot be created and uses a trusted X11 cookie instead, which allows attackers to violate intended policy and gain privileges by causing an X client to be treated as trusted.

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:openbsd:openssh:*:*:*:*:*:*:*:* 4.6 (including)
cpe:2.3:a:openbsd:openssh:4.0:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.0p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.1p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.2p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.3p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.3p2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.4:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.4p1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:4.5:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools