Cisco IOS XE 16.2 Administration UI access control

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS XE 16.2. It has been declared as critical. This issue affects some unknown processing of the component Administration UI. The manipulation results in access control. This vulnerability is reported as CVE-2017-12230. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS XE 16.2 (Router Operating System). It has been classified as critical. Affected is some unknown processing of the component Administration UI. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in the web-based user interface (web UI) of Cisco IOS XE 16.2 could allow an authenticated, remote attacker to elevate their privileges on an affected device. The vulnerability is due to incorrect default permission settings for new users who are created by using the web UI of the affected software. An attacker could exploit this vulnerability by using the web UI of the affected software to create a new user and then logging into the web UI as the newly created user. A successful exploit could allow the attacker to elevate their privileges on the affected device. This vulnerability affects Cisco devices that are running a vulnerable release Cisco IOS XE Software, if the HTTP Server feature is enabled for the device. The newly redesigned, web-based administration UI was introduced in the Denali 16.2 Release of Cisco IOS XE Software. This vulnerability does not affect the web-based administration UI in earlier releases of Cisco IOS XE Software. Cisco Bug IDs: CSCuy83062.

The bug was discovered 09/27/2017. The weakness was disclosed 09/29/2017 with Cisco (Website). The advisory is shared for download at securitytracker.com. This vulnerability is traded as CVE-2017-12230 since 08/03/2017. It is possible to launch the attack remotely. Required for exploitation is a authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 103566 (Cisco IOS XE Software Web UI Privilege Escalation Vulnerability), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316142 (Cisco IOS XE Software Web UI Privilege Escalation Vulnerability (cisco-sa-20170927-privesc)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103566) and SecurityFocus (BID 101036†). The entries VDB-107231, VDB-107228 and VDB-107229 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 103566
Nessus Name: Cisco IOS XE Software Web UI Privilege Escalation Vulnerability
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2017 🔍
09/27/2017 +55 days 🔍
09/27/2017 +0 days 🔍
09/27/2017 +0 days 🔍
09/28/2017 +1 days 🔍
09/29/2017 +1 days 🔍
09/29/2017 +0 days 🔍
10/02/2017 +3 days 🔍
01/14/2021 +1200 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: securitytracker.com⛔
Researcher: Cisco
Organization: Cisco
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12230 (🔍)
GCVE (CVE): GCVE-0-2017-12230
GCVE (VulDB): GCVE-100-107232

OVAL: 🔍

SecurityFocus: 101036 - Cisco IOS XE Software CVE-2017-12230 Privilege Escalation Vulnerability
SecurityTracker: 1039446

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 09/29/2017 11:51
Updated: 01/14/2021 17:03
Changes: 09/29/2017 11:51 (70), 11/20/2019 11:41 (7), 01/14/2021 17:00 (2), 01/14/2021 17:03 (1)
Complete: 🔍
Cache ID: 216::103

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