CVE-2000-0546

Severity CVSS v4.0:

Pending analysis

Type:

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Publication date:

09/06/2000

Last modified:

03/04/2025

Description

Buffer overflow in Kerberos 4 KDC program allows remote attackers to cause a denial of service via the lastrealm variable in the set_tgtkey function.

Impact

Vector 2.0

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

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:cygnus_network_security_project:cygnus_network_security:-:::::::*
cpe:2.3:a:kerbnet_project:kerbnet:-:::::::*
cpe:2.3:a:mit:kerberos::::::::		4.0 (excluding)
cpe:2.3:a:mit:kerberos:4.0:-::::::
cpe:2.3:a:mit:kerberos:4.0:patch10::::::
cpe:2.3:a:mit:kerberos_5::::::::	1.0 (including)	1.0.7 (including)
cpe:2.3:a:mit:kerberos_5:1.1:::::::*
cpe:2.3:a:mit:kerberos_5:1.1.1:::::::*

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

CPE	From	Up to
cpe:2.3:a:cygnus_network_security_project:cygnus_network_security:-:::::::*
cpe:2.3:a:kerbnet_project:kerbnet:-:::::::*
cpe:2.3:a:mit:kerberos::::::::		4.0 (excluding)
cpe:2.3:a:mit:kerberos:4.0:-::::::
cpe:2.3:a:mit:kerberos:4.0:patch10::::::
cpe:2.3:a:mit:kerberos_5::::::::	1.0 (including)	1.0.7 (including)
cpe:2.3:a:mit:kerberos_5:1.1:::::::*
cpe:2.3:a:mit:kerberos_5:1.1.1:::::::*

CVE-2000-0546

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools