CVE-2012-0339

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

02/05/2012

Last modified:

11/04/2025

Description

Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish TELNET connections from arbitrary source IP addresses via a standard TELNET client, aka Bug ID CSCsi77774.

Impact

Vector 2.0

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

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

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

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:cisco:ios:12.2:::::::*
cpe:2.3:o:cisco:ios:12.3:::::::*
cpe:2.3:o:cisco:ios:12.4:::::::*
cpe:2.3:o:cisco:ios:15.0:::::::*

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

CPE	From	Up to
cpe:2.3:o:cisco:ios:12.2:::::::*
cpe:2.3:o:cisco:ios:12.3:::::::*
cpe:2.3:o:cisco:ios:12.4:::::::*
cpe:2.3:o:cisco:ios:15.0:::::::*

CVE-2012-0339

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools