Cisco IOS XR Software Command-Line Interface Privilege Escalation (cisco-sa-20161005-iosxr)

high Nessus Plugin ID 94354

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Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its self-reported version, the Cisco IOS XR software running on the remote device is affected by a local privilege escalation vulnerability in the command-line interface (CLI) due to incorrect permissions being given to a certain set of users. A local attacker who has valid administrative credentials can exploit this issue, by sending specially crafted input, to execute commands on the underlying operating system.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCva38349.

Plugin Details

Severity: High

ID: 94354

File Name: cisco-sa-20161005-iosxr.nasl

Version: 1.7

Type: combined

Family: CISCO

Published: 10/28/2016

Updated: 4/8/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2016-6428

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:ios_xr

Required KB Items: Host/Cisco/IOS-XR/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 10/5/2016

Vulnerability Publication Date: 10/5/2016

Reference Information

CVE: CVE-2016-6428

BID: 93416

CISCO-SA: cisco-sa-20161005-iosxr

CISCO-BUG-ID: CSCva38349

Detections

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