CVE-2014-7990

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

07/11/2014

Last modified:

12/04/2025

Description

Cisco IOS XE 3.5E and earlier on WS-C3850, WS-C3860, and AIR-CT5760 devices does not properly parse the "request system shell" challenge response, which allows local users to obtain Linux root access by leveraging administrative privilege, aka Bug ID CSCur09815.

Impact

Vector 2.0

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

Base Score: 6.80 MEDIUM
Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

6.80

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:cisco:ios_xe::::::::		3.5e (including)
cpe:2.3:h:cisco:air-ct5760::::::::
cpe:2.3:h:cisco:ws-c3850::::::::
cpe:2.3:h:cisco:ws-c3860::::::::

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

CVE-2014-7990

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools