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

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CVE-2002-0638

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
12/08/2002
Last modified:
18/10/2016

Description

setpwnam.c in the util-linux package, as included in Red Hat Linux 7.3 and earlier, and other operating systems, does not properly lock a temporary file when modifying /etc/passwd, which may allow local users to gain privileges via a complex race condition that uses an open file descriptor in utility programs such as chfn and chsh.

Impact

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

Base Score: 6.20 MEDIUM
Vector: AV:L/AC:H/Au:N/C:C/I:C/A:C

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

Base Score 2.0
6.20
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:mandrakesoft:mandrake_single_network_firewall:7.2:*:*:*:*:*:*:*
cpe:2.3:o:hp:secure_os:1.0:*:linux:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:7.1:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:7.2:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:8.0:*:ppc:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:8.1:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:8.1:*:ia64:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux:8.2:*:*:*:*:*:*:*
cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:1.0.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux:6.0:*:alpha:*:*:*:*:*
cpe:2.3:o:redhat:linux:6.0:*:sparc:*:*:*:*:*
cpe:2.3:o:redhat:linux:6.1:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools