VDB-122331 · CVE-2018-9064 · Qualys 13222

Lenovo XClarity Administrator up to 2.0.x Web API Debug Call Credentials access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Lenovo XClarity Administrator up to 2.0.x. Affected by this vulnerability is an unknown functionality of the component Web API Debug Call Handler. Performing a manipulation results in access control (Credentials). This vulnerability is identified as CVE-2018-9064. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Lenovo XClarity Administrator up to 2.0.x. This affects some unknown processing of the component Web API Debug Call Handler. The manipulation with an unknown input leads to a access control vulnerability (Credentials). CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality. The summary by CVE is:

In Lenovo xClarity Administrator versions earlier than 2.1.0, an authenticated LXCA user may abuse a web API debug call to retrieve the credentials for the System Manager user.

The bug was discovered 07/26/2018. The weakness was released 07/30/2018 (Website). It is possible to read the advisory at support.lenovo.com. This vulnerability is uniquely identified as CVE-2018-9064 since 03/27/2018. It is possible to initiate the attack remotely. Required for exploitation is a authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13222 (Lenovo XClarity Administrator (LXCA) API Privilege Escalation Vulnerability).

Upgrading to version 2.1.0 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-122333 and VDB-122332. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Lenovo

Name

XClarity Administrator

Version

License

commercial

Website

Vendor: https://www.lenovo.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Credentials
Class: Access control / Credentials
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: XClarity Administrator 2.1.0

Timelineinfo

03/27/2018 🔍
07/26/2018 +121 days 🔍
07/30/2018 +3 days 🔍
07/30/2018 +0 days 🔍
07/31/2018 +1 days 🔍
03/11/2020 +589 days 🔍

Sourcesinfo

Vendor: lenovo.com

Advisory: support.lenovo.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-9064 (🔍)
GCVE (CVE): GCVE-0-2018-9064
GCVE (VulDB): GCVE-100-122331
See also: 🔍

Entryinfo

Created: 07/31/2018 07:02
Updated: 03/11/2020 10:36
Changes: 07/31/2018 07:02 (63), 03/11/2020 10:36 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.