Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2013-2207

Severity CVSS v4.0:
Pending analysis
Type:
CWE-264 Permissions, Privileges, and Access Control
Publication date:
09/10/2013
Last modified:
11/04/2025

Description

pt_chown in GNU C Library (aka glibc or libc6) before 2.18 does not properly check permissions for tty files, which allows local users to change the permission on the files and obtain access to arbitrary pseudo-terminals by leveraging a FUSE file system.

Impact

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

Base Score: 2.60 LOW
Vector: AV:L/AC:H/Au:N/C:P/I:P/A:N

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

Base Score 2.0
2.60
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* 2.17 (including)
cpe:2.3:a:gnu:glibc:2.0:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.0.5:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.1:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.1.1.6:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.1.9:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:2.10.1:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools