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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2002-0754

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
12/08/2002
Last modified:
03/04/2025

Description

Kerberos 5 su (k5su) in FreeBSD 4.4 and earlier relies on the getlogin system call to determine if the user running k5su is root, which could allow a root-initiated process to regain its privileges after it has dropped them.

Impact

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

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

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

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:freebsd:heimdal:0.4e:*:*:*:*:*:*:*
cpe:2.3:a:kth:heimdal:0.4e:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.0:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.1.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.1.1:release:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.1.1:stable:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.2:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.2:stable:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.3:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.3:release:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.3:stable:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:4.4:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools